Naval Historywith Dr. Alex

Topic

Operation Sea Lion

Also searchable as Operation Sealion.

Related time notes

  1. Bruships 266: Naval History Questions Answered Live
    3:21:13Sea Lion, the Isle of Wight and Britain's 1940 aircraftQ&A
  2. Bruships 261: Modern Navy & Naval History Questions Answered Live...
    47:42Gas and incendiary plans against a German invasionQ&A
  3. Bruships 260: Naval History Questions Answered Live
    16:55Coastal defence ships in ocean escort serviceQ&A
  4. Bruships 260: Naval History Questions Answered Live
    4:03:23Sea Lion's landing barges and Dover's defencesNotable Point
  5. Bruships 260: Naval History Questions Answered Live
    4:23:01Cork filling for an R-class battleshipQ&A
  6. Bruships 259: Science Fiction & Naval History Questions Answered Live...
    2:34:24Could captured fleets make Operation Sea Lion possible?Q&A
  7. Air Defence At Sea: From Air Ships in 1906, to drones in 2026 and everything in between...
    1:40:34Operation Sea Lion wargames and training objectivesNotable Point
  8. Operation Sea Lion: How bad could it have gone?
    0:55Sea Lion's planning effort and the September postponementChapter
  9. Operation Sea Lion: How bad could it have gone?
    2:17What the German discussions of 1903 can establishNotable Point
  10. Operation Sea Lion: How bad could it have gone?
    3:57Embarkation routes and the limits of small British portsChapter
  11. Operation Sea Lion: How bad could it have gone?
    5:40The Reigate objective and London's outer defensesNotable Point
  12. Operation Sea Lion: How bad could it have gone?
    6:50Night crossings and British night-fighting experienceChapter
  13. Operation Sea Lion: How bad could it have gone?
    8:44Why Norway offered an uncertain amphibious precedentNotable Point
  14. Operation Sea Lion: How bad could it have gone?
    10:22Home Guard experience, local knowledge and uncertain moraleChapter
  15. Operation Sea Lion: How bad could it have gone?
    13:26A rapid advance dependent on local food suppliesNotable Point
  16. Operation Sea Lion: How bad could it have gone?
    14:26Nine days of minelaying would advertise the invasionChapter
  17. Operation Sea Lion: How bad could it have gone?
    15:47Could detailed planning persuade Hitler to postpone?Notable Point
  18. Operation Sea Lion: How bad could it have gone?
    17:05Electrical-grid attacks and British mustard-gas plansNotable Point
  19. Operation Sea Lion: How bad could it have gone?
    18:13Landing-craft production and the limits of air superiorityNotable Point
  20. Operation Sea Lion: How bad could it have gone?
    19:45Why British forces were already watching for minefieldsNotable Point
  21. Operation Sea Lion: How bad could it have gone?
    21:24Abwehr agents and expectations of failureNotable Point
  22. Operation Sea Lion: How bad could it have gone?
    22:44Italian aircraft after Sea Lion's postponementNotable Point
  23. Operation Sea Lion: How bad could it have gone?
    24:23Coastal artillery and its limited success against shippingNotable Point
  24. Operation Sea Lion: How bad could it have gone?
    25:58Why delay strengthened Britain's defensesNotable Point
  25. Operation Sea Lion: How bad could it have gone?
    26:56River barges facing Channel weatherNotable Point
  26. Operation Sea Lion: How bad could it have gone?
    27:50Requisitioning barges disrupted inland transportNotable Point
  27. Operation Sea Lion: How bad could it have gone?
    29:02Towing barges across and waiting for the tideChapter
  28. Operation Sea Lion: How bad could it have gone?
    31:53Recovering the barges needed for the second waveNotable Point
  29. Operation Sea Lion: How bad could it have gone?
    32:36Useful landing boats available in tiny numbersNotable Point
  30. Operation Sea Lion: How bad could it have gone?
    33:21Amphibious tanks and the difficulty of landing armorNotable Point
  31. Operation Sea Lion: How bad could it have gone?
    34:57Landing jetties that arrived too late for Sea LionNotable Point
  32. Operation Sea Lion: How bad could it have gone?
    36:03Why U-boats could not replace an invasion escort fleetChapter
  33. Operation Sea Lion: How bad could it have gone?
    38:07How Britain could anticipate the tidal windowNotable Point
  34. Operation Sea Lion: How bad could it have gone?
    39:36Fortifying Britain and attacking the invasion fleetNotable Point
  35. Operation Sea Lion: How bad could it have gone?
    41:10Home Guard delays and regular-army reinforcementChapter
  36. Operation Sea Lion: How bad could it have gone?
    43:13The wider value of Britain's invasion preparationsNotable Point
  37. Operation Sea Lion: How bad could it have gone?
    45:36Sea Lion as a planning exerciseNotable Point
  38. Operation Sea Lion: How bad could it have gone?
    47:44Germany's worst case: the first wave caught at seaChapter
  39. Operation Sea Lion: How bad could it have gone?
    50:04Signals warning and British fleet concentrationNotable Point
  40. Operation Sea Lion: How bad could it have gone?
    52:41The Luftwaffe's anti-shipping limits in 1940Notable Point
  41. Operation Sea Lion: How bad could it have gone?
    53:28The transport cost of losing the invasion flotillaNotable Point
  42. Operation Sea Lion: How bad could it have gone?
    54:25Britain's worst case: limited German landingsChapter
  43. Operation Sea Lion: How bad could it have gone?
    57:03Why a defeated landing could still restrict BritainNotable Point
  44. Operation Sea Lion: How bad could it have gone?
    58:53Improved invasion forces would change British decisionsNotable Point
  45. Operation Sea Lion: How bad could it have gone?
    1:01:40A failed invasion with costs for both sidesNotable Point
  46. Operation Sea Lion: How bad could it have gone?
    1:02:31Burning oil and stranded invasion bargesNotable Point
  47. Operation Sea Lion: How bad could it have gone?
    1:04:28The French fleet and British fears of invasionNotable Point
  48. Nazi Destroyers of WWII: Failing to Learn, Failing to Build, Failing to Deliver...
    2:41Narvik left the Kriegsmarine without enough destroyersChapter
  49. Bruships 247: Science Fiction & Naval History Questions Answered Live...
    54:10Rodney's captain planned to fight through to the beachesNotable Point
  50. Bruships 247: Science Fiction & Naval History Questions Answered Live...
    2:18:20Historical experiments with towed naval force multipliersQ&A
  51. 134yrs of evolution: How a Destroyer's Role has evolved from as envisaged in 1892 to 2026
    2:32:09Would surviving cruisers have kept destroyers small?Q&A
  52. Scuttlebutt 16: Logistics
    33:45Why the Home Guard could be an effective delay forceChapter
  53. Scuttlebutt 16: Logistics
    36:27The Royal Navy's planned attack on Sea Lion logisticsChapter
  54. Scuttlebutt 16: Logistics
    37:46Family survival changed the Home Guard's measure of successNotable Point
  55. Scuttlebutt 16: Logistics
    44:26Buried stores let the Home Guard fight for delayNotable Point
  56. A Chinese Invasion of Taiwan: A Historian’s Eye View & A Patreon’s Request…(Live 2)
    2:12:21Taiwan is more invasible than Britain in 1940, but still a poor targetQ&A
  57. Historiophon 2025: part 1 of 9 - National Museum of the Royal Navy II
    3:30:42The impossible logistics behind Operation Sea LionQ&A
  58. Bruships 220: Naval History Questions Answered Live...
    2:31:00Why overwhelming bombers still would not make Sea Lion workQ&A
  59. Bruships 211: Naval History Questions Answered Live...
    47:40Where Britain's 9.2-inch coastal guns came fromQ&A
  60. Bruships 202: Naval History Questions Answered Live...
    4:39:41Defeating the RAF would not solve Operation Sea LionQ&A
  61. Plan Z: What was the Concept of Operations behind it? Tirpitz Mk II or something else?
    44:01Capital-ship ambition crowded out essential escortsNotable Point
  62. Were Coastal Defences worth it in WWII?
    25:36The Home Guard made Sea Lion a war of delay and local resistanceChapter
  63. Coastal defenses in WWII: Why did they fail to stop so many amphibious operations?
    49:40Britain planned to defeat landings through defense in depthChapter
  64. Coastal defenses in WWII: Why did they fail to stop so many amphibious operations?
    51:38The Home Guard turned local knowledge into a delaying networkNotable Point
  65. Coastal defenses in WWII: Why did they fail to stop so many amphibious operations?
    57:07Sea Lion required air superiority and lasting control of the ChannelNotable Point
  66. The Life of Admiral Sir Frederick Hew George Dalrymple-Hamilton: When Speed is never enough!
    1:42:39Making HMS Rodney faster than expectedChapter
  67. Square Pegs for Round Holes: When it's not a bad Admiral but the wrong job for that Admiral
    35:42Lütjens belonged with destroyers and light forcesChapter
  68. Bruships 175: Pre- Christmas Party 2024
    45:46The emergency plan to turn R-class battleships into coastal fortressesNotable Point
  69. Questions, Flower Class & the Essay Competition: First 9 of the 36hr Historiophon Part 1/4
    2:31:30Early jets would not solve Germany's invasion problemQ&A
  70. Günther Lütjens: The Bismarck's Admiral for its Final Mission
    1:27:02Operation Sea Lion as an amphibious logistics problemChapter
  71. Günther Lütjens: The Bismarck's Admiral for its Final Mission
    1:30:41The proposal to beach battleships in the Dover StraitNotable Point
  72. Carry on Invading Britain: The Battle of Fishguard (1797)
    0:00Why the Fishguard invasion plan was unusually fragileChapter
  73. HMS Revenge(1915): the Reliable Pikeman of the Royal Navys Battle Line!
    1:12:26French warships and the threat of Sea LionChapter
  74. Bruships 137: Naval Aviation Books Discussed & Naval History Questions Answered
    26:33Why the Home Guard was not an ordinary militiaQ&A
  75. Bruships 137: Naval Aviation Books Discussed & Naval History Questions Answered
    29:09The Kriegsmarine after a failed Operation Sea LionQ&A
  76. Bruships 137: Naval Aviation Books Discussed & Naval History Questions Answered
    1:18:18How a destroyed Kriegsmarine changes Japan's war choiceQ&A
  77. Bruships 128: Invasions & Amphibious Warfare
    1:53:39Invasion of England 1940 as an introduction to Sea LionChapter
  78. Bruships 125: Hutchinsons Pictorial History of the War Series
    1:26:07Why Operation Sea Lion remained a paper invasionNotable Point
  79. Bruships: Naval History Questions answered till the Bru runs out!
    8:10Why Sea Lion looks so perilous for GermanyQ&A
  80. Bruships: Naval History Questions answered till the Bru runs out!
    11:27Why the Home Guard changes Sea Lion's beach battleNotable Point
  81. Bruships: Naval History Questions answered till the Bru runs out!
    2:12:02Napoleon versus Hitler on invading BritainQ&A
  82. Some Myths of the Royal Navy in WWII & Treaty Years
    57:49Sea Lion's Channel crossing and German surface weaknessChapter
  83. Some Myths of the Royal Navy in WWII & Treaty Years
    59:01The Luftwaffe's anti-shipping and training gapNotable Point
  84. Some Myths of the Royal Navy in WWII & Treaty Years
    1:02:41The Home Guard and the cost of sustaining an invasionNotable Point
  85. Patreon 80: The most annoying & damaging 'myths' about the Royal Navy in the Treaty Years & WWII?
    1:43:05Why air success alone would not make Sea Lion viableChapter
  86. Patreon 80: The most annoying & damaging 'myths' about the Royal Navy in the Treaty Years & WWII?
    1:48:27Sea Lion lacked a protected invasion fleetNotable Point
  87. Patreon 80: The most annoying & damaging 'myths' about the Royal Navy in the Treaty Years & WWII?
    1:53:37Landing was only the start of Sea Lion's logistics problemNotable Point
  88. Patreon 80: The most annoying & damaging 'myths' about the Royal Navy in the Treaty Years & WWII?
    1:57:24What logistics plan would sustain Sea Lion?Q&A
  89. Patreon 80: The most annoying & damaging 'myths' about the Royal Navy in the Treaty Years & WWII?
    2:00:04Could air attacks and minefields protect Sea Lion?Q&A
  90. Patreon 80: The most annoying & damaging 'myths' about the Royal Navy in the Treaty Years & WWII?
    2:01:26What did zeroing artillery on invasion beaches mean?Q&A
  91. Stalins Dream Fleets & the Potential Responses
    37:09Why war still interrupts the Soviet fleetNotable Point
  92. Bruships 114: Alternate Histories, What Ifs & Questions from Chat
    1:27:50Why Sea Lion needs more than a landing planQ&A
  93. Bruships 114: Alternate Histories, What Ifs & Questions from Chat
    1:36:40Sea Lion required visible prewar amphibious investmentQ&A
  94. Günther Lütjens, useful idiot or misunderstood leadership?
    2:05:27What large warships were available to support Sea Lion?Q&A
  95. Günther Lütjens, useful idiot or misunderstood leadership?
    2:06:19Sea Lion exposed the gap between invasion plans and naval realityChapter
  96. Günther Lütjens, useful idiot or misunderstood leadership?
    2:14:57Home Guard veterans brought local knowledge and trench experience to invasion defenceNotable Point
  97. Günther Lütjens, useful idiot or misunderstood leadership?
    2:21:49Home Guard defences included mined hills, armoured transport, and hidden resistanceNotable Point
  98. Günther Lütjens, useful idiot or misunderstood leadership?
    2:22:54Could British destroyers raid the French ports supporting Sea Lion?Q&A
  99. Günther Lütjens, useful idiot or misunderstood leadership?
    2:23:15Where could Operation Sea Lion have landed?Q&A
  100. Günther Lütjens, useful idiot or misunderstood leadership?
    2:24:09Did Britain's burning-oil defences actually work?Q&A
  101. Günther Lütjens, useful idiot or misunderstood leadership?
    2:29:32Would North Norfolk's open beaches have made a good invasion site?Q&A
  102. Bruships 104: Primary or Secondary Sources
    2:25:48Double Cross intelligence against Operation Sea LionNotable Point
  103. Bruships 104: Primary or Secondary Sources
    2:29:32Home Guard plans for burning oil on invasion beachesQ&A
  104. Bruships 104: Primary or Secondary Sources
    2:31:41Why the Home Guard could make an invasion bog downNotable Point
  105. Patreon 48: Anglo-Japanese War in Feb 39 - if Tsingtao Incident goes "hot", what's IJN doctrine?
    3:34:53Could Germany launch Sea Lion while fleets were in Asia?Q&A
  106. Bruships 73: Some Old, Some New, None Borrowed, but Some Blue
    2:47:30Operation Sea Lion depended on captured combat tractorsNotable Point
  107. Patreon 45: Comparing Sisters(Not Kardashians) - HMS Renown & Repulse / HMS Nelson & Rodney
    3:12:52Q&A: what would the capital ships do during Sea Lion?Q&A
  108. Chiefs of Staff of the Axis Navies: (Long Patrol) P1/14: Erich Raeder
    15:25A navy planned for later war forced into the Norway gambleNotable Point
  109. Bruships 55: New Books
    3:05:49The Home Guard's veterans and knowledge of local groundNotable Point
  110. Bruships 55: New Books
    3:10:14Was Britain's Home Guard unique in having veteran members?Q&A
  111. Bruships 55: New Books
    3:14:31The Home Guard as a brake on Sea LionQ&A
  112. Bruships 55: New Books
    3:16:05Placing the Home Guard within Britain's wider defenceNotable Point
  113. Bruships 55: New Books
    3:16:52A Martin-Baker fighter for emergency productionNotable Point
  114. Bruships 55: New Books
    3:21:57Stay-behind units and hidden supply depotsNotable Point
  115. Bruships 55: New Books
    3:36:38How many British divisions were ready after the fall of France?Q&A
  116. Bruships 55: New Books
    3:50:07Why defeating Britain required a workable invasionQ&A
  117. Bruships 55: New Books
    4:01:25Sea Lion and the Royal Navy's maritime barrierQ&A
  118. Bruships 55: New Books
    4:05:35Command continuity in Crete and southern EnglandNotable Point
  119. Bruships 55: New Books
    4:06:50Could German minesweepers clear a route for Sea Lion?Q&A
  120. Battle of the Atlantic (Redo): Comment Response
    20:34Strategic costs of a submarine-only German fleetQ&A
  121. “Coastal Command in the 1920s & 1930s”
    1:13:54Coastal Command's all-in response to Operation Sea LionQ&A
  122. Patreon 23: Coal, Canals, Convoys & Coastal Carrying: traffic around the British isles from 1939-45
    34:09British oil stocks and flame defensesQ&A
  123. Patreon 23: Coal, Canals, Convoys & Coastal Carrying: traffic around the British isles from 1939-45
    2:08:17Canals as anti-invasion stop linesChapter
  124. Patreon 23: Coal, Canals, Convoys & Coastal Carrying: traffic around the British isles from 1939-45
    2:14:23Why Derby anchored an inland defensive lineQ&A
  125. Patreon 23: Coal, Canals, Convoys & Coastal Carrying: traffic around the British isles from 1939-45
    2:15:49When Britain stopped expecting invasionQ&A
  126. Patreon 23: Coal, Canals, Convoys & Coastal Carrying: traffic around the British isles from 1939-45
    2:30:54The Royal Navy's heavy anti-invasion backstopNotable Point
  127. Four Random Books Episode 32: Destroyer Challenge (Live)
    32:53Destroyer patrols on the Dover frontChapter
  128. Four Random Books 20: Intelligence
    13:07The Royal Navy cost of stopping Operation Sea LionNotable Point
  129. Patreon 12: “The Battle of Sluys: ...one of the Western World decisive battles"
    32:52Why invasion fleets gathered in the Low CountriesChapter
  130. 1940 Norway Campaign Part 3 of 5: Namsos, De Wiart & Fleischer
    39:00Norway's long-term defence problem before 1940Notable Point
  131. HMS Galatea (1935) an introduction to the Arethusa Class part 2/4
    10:12Codeword Cromwell, an invasion patrol, and an uncertain mineChapter
  132. An Introduction to Operation Menace part 1 of 2
    16:27Britain’s September 1940 strategic aimsChapter
  133. An Extended Introduction to "Naval Diplomacy"
    43:58The Battle of Britain and the naval barrier to invasionNotable Point
  134. A Question of Getting There – Landing Craft & Amphibious Warfare Part 1
    1:40:56Did Britain consider gas against an invasion?Q&A
  135. Back Pocket Cruisers Presentation (Practice 2)
    20:35Narvik used the Tribals as fleet scouts and gun-heavy destroyersChapter