Video

Bruships 117: Battle Cruisers, Battle-Cruisers or Battlecruisers?

Study Bruships 117: Battle Cruisers, Battle-Cruisers or Battlecruisers?, a Dr. Alex Clarke video from 16 Jul 2023, with 70 time notes. Topics include Battlecruisers, Live Q&A, Naval Aviation.

Date
Runtime4:37:11
Guide points70 time notes

Time notes

  1. 1:50
    QuestionWould the original Admiral-class battlecruiser design have been more useful than the modified ship?Answer

    An unchanged ship would be less useful; a larger standardised group could have supported more substantial interwar rebuilding.

    Q&A
  2. 7:18
    QuestionWhat might a 'super Renown' built for the Second World War look like?Answer

    Its form would turn on senior designers' priorities, especially speed, calibre, and turret arrangement.

    Q&A
  3. 8:23
    QuestionShould Japan have scrapped the Kongō class during the interwar years?Answer

    No; treaty constraints made refit the practical choice, potentially through a very extensive reconstruction.

    Q&A
  4. 9:57
    Why 100 Martlets would have mattered

    A hypothetical stock of 100 Wildcats would help fill the Royal Navy's missing generation of effective naval fighters.

    Notable Point
  5. 13:45
    QuestionWhy did Britain not use pound currency in every colony?Answer

    Some colonies used sterling, while others adopted readily available dollar currencies whose history long predated the United States dollar.

    Q&A
  6. 15:54
    QuestionWould one hundred Brewster Buffalo fighters help the Royal Navy in 1939?Answer

    Yes; they could serve as an adequate interim naval fighter until 1941 despite the type's later reputation.

    Q&A
  7. 19:19
    QuestionWhat if the Royal Navy had adopted diesel for ships and aircraft after the First World War?Answer

    Logistics might improve, but achieving the required speed would require an expensive fleet-wide engineering programme.

    Q&A
  8. 20:37
    The lost opportunity of a rebuilt Tiger

    A rebuilt Tiger could have offered a fast 14-inch-gun capital ship while the Royal Navy waited for newer construction.

    Notable Point
  9. 23:55
    QuestionWas the Dido-class programme undermined by a belief that another war would never happen?Answer

    The argument is that leaders hoped to avoid war but expected more preparation time, not that they considered war impossible.

    Q&A
  10. 25:20
    QuestionWhat could an Allied navy realistically do with a captured Deutschland-class cruiser?Answer

    Use it for roles such as Arctic convoy escort or distant patrol, not for high-speed fleet work.

    Q&A
  11. 27:00
    QuestionWhat if the Queen Elizabeth class had been designed for 28 knots?Answer

    It could create a faster, more flexible battle squadron and compound German difficulties at Jutland.

    Q&A
  12. 28:19
    QuestionWhat if the United States remained the only country with atomic weapons?Answer

    It would gain exceptional power, but allied nuclear knowledge and the political cost of suppressing it would make the monopoly difficult to sustain.

    Q&A
  13. 32:34
    QuestionWithout a Washington-style treaty, how many battlecruisers might the British Empire build?Answer

    The Royal Navy would probably establish G3s first, then build successors for dominion fleets as fast global units became more important.

    Q&A
  14. 33:53
    Battlecruiser is a spectrum, not a fixed box

    Vanguard and the Iowa class illustrate why battlecruiser and fast-battleship labels cannot be applied as rigid categories.

    Notable Point
  15. 35:45
    QuestionIs there a place for battlecruisers in modern navies?Answer

    The term can still fit exceptionally large and powerful nuclear cruisers, even though their protection differs from historical battlecruisers.

    Q&A
  16. 36:57
    QuestionWhich navy would have the weakest carrier air wing if the Second World War began in 1942?Answer

    None is clearly worst; the outcome depends on how delayed war changes development and on how each mixed air group is employed.

    Q&A
  17. 42:03
    QuestionHow would Jellicoe have used a direct scouting report from Beatty during Jutland?Answer

    He would have welcomed it, while continuing to build his tactical picture from reports sent by other ships and commanders.

    Q&A
  18. 42:35
    QuestionWhy did Britain not extend nuclear power from submarines to more surface warships?Answer

    Surface ships need different reactor arrangements and a costly new industrial base, without a sufficiently strong requirement.

    Q&A
  19. 45:52
    QuestionWould a navalised Hawker Typhoon be worthwhile as a British carrier strike aircraft?Answer

    Probably not unless it displaced another type with a clear capability gain, because it did not meet the carrier group's dive-bomber or torpedo-strike needs.

    Q&A
  20. 47:10
    QuestionHow would a canal with Caledonian-style locks affect British naval operations in the War of 1812?Answer

    It could admit fifth-rate frigates, allowing the Royal Navy to reinforce with established ships rather than depending on local construction.

    Q&A
  21. 53:30
    Why a Taranto-style strike needs a worthwhile target

    The case against a British carrier raid on Wilhelmshaven is the poor exchange between force risk and likely target value.

    Notable Point
  22. 54:54
    QuestionWhat is the smallest useful autoloading main-battery calibre for a battle-line ship?Answer

    Eight inches remains too light against battleship protection, however high its rate of fire.

    Q&A
  23. 55:30
    How engine substitutions complicated the Barracuda

    Repeated engine changes altered far more than the Barracuda's powerplant and made its development problems harder to interpret.

    Notable Point
  24. 58:02
    QuestionIf a treaty signatory lost a battleship by accident, did it have to build a replica?Answer

    No; accidental-loss clauses allowed a new replacement design.

    Q&A
  25. 1:01:53
    QuestionIs it reasonable to doubt the projected 35-knot performance of the O-class battlecruiser?Answer

    Yes; both displacement and speed should be treated as optimistic design claims rather than proven performance.

    Q&A
  26. 1:03:26
    QuestionWould a British 15-inch/50 gun have reused ammunition from the 15-inch/42?Answer

    Probably, provided the breech and mounting offered enough space.

    Q&A
  27. 1:08:52
    QuestionCould warships be designed so major refits never require cutting open the hull?Answer

    Only by accepting very large permanent access openings and internal routes, which impose space and protection penalties.

    Q&A
  28. 1:13:06
    QuestionDid Britain stop large-calibre naval-gun research after the Second World War?Answer

    No; research continued, but the navy needed carriers and other ships more than new battleships.

    Q&A
  29. 1:17:59
    Reading Hood through crew memory and Prince of Wales's damage

    An introductory Hood history combines crew recollections with a concise account of why Prince of Wales broke off and what the action did to both sides.

    Notable Point
  30. 1:24:29
    QuestionHow might cruiser development change without interwar displacement limits?Answer

    Heavy cruisers would grow and perhaps adopt 9.2-inch guns, while fast six-inch light cruisers would still fill a separate role.

    Q&A
  31. 1:31:46
    How late-war magazine lessons changed the Admiral class

    A lower magazine promised faster protective flooding after underwater damage, but the revision could not solve the wider limits of Hood's design.

    Notable Point
  32. 1:32:54
    Separating battlecruiser design from ammunition and gunnery failures

    A book discussion separates hull protection from British propellant, flash-safety, shell, and shooting problems when comparing battlecruiser losses.

    Notable Point
  33. 1:39:38
    QuestionHow might a Theodore Roosevelt presidency in 1920 change the naval treaty landscape?Answer

    Naval limitation might still occur, but through a less restrictive and differently structured treaty system.

    Q&A
  34. 1:42:51
    QuestionHow could the Royal Navy dispose of old ships while keeping shipbuilding industry sustainable?Answer

    Replace a consistent share of retired ships, because scrapping alone sustains breakers rather than builders.

    Q&A
  35. 1:45:20
    Speculatores, exploratores, and Roman special operations

    Roman scouting bodies developed different tactical and strategic intelligence roles, though the surviving names and boundaries remain contested.

    Notable Point
  36. 1:56:55
    QuestionWhen would treaty-free navies recognise their older 13.5-inch and 14-inch battlecruisers as liabilities?Answer

    Probably in the late 1920s, once new fleets were dominated by 15-inch and larger guns.

    Q&A
  37. 1:59:57
    QuestionHow would the war change if the United States concentrated on Japan rather than Germany?Answer

    Britain could blockade and contain Germany, but major European invasions would be delayed while Allied strength concentrated on Japan.

    Q&A
  38. 2:05:17
    How the large light cruisers became carrier experiments

    Ships conceived for Fisher's Baltic project proved ill-suited as gun platforms but supplied hulls for early carrier development.

    Notable Point
  39. 2:14:04
    QuestionWhat would treaty ships designed 'fitted for but not with' hidden wartime capacity look like?Answer

    They could reserve structural and machinery space for rapid additions of guns, armour, boilers, and shafts.

    Q&A
  40. 2:15:23
    QuestionWhy did Soviet, Italian, and German battleships retain mixed secondary batteries while other navies adopted dual-purpose guns?Answer

    Separate batteries appeared to maximise each role, whereas dual-purpose guns required a compromise those procurement cultures disliked.

    Q&A
  41. 2:19:26
    Operation White and the cost of inadequate range margin

    A carrier reinforcement flight to Malta failed when headwinds consumed a plan with too little margin for weather and pilot experience.

    Notable Point
  42. 2:29:38
    QuestionWhat might the Royal Navy gain if interwar air policy placed less emphasis on strategic bombing?Answer

    Most clearly, an effective dedicated dive bomber would probably arrive earlier.

    Q&A
  43. 2:32:43
    QuestionWhat minimum surface force would make a submarine-focused German navy more credible?Answer

    Pairs of long-range, fast 11-inch-gun raiders would force cruisers to avoid them and disperse heavier British protection.

    Q&A
  44. 2:37:20
    Choosing between narrative and technical battlecruiser histories

    Different battlecruiser books serve different study goals: technical plans, narrative history, or a focused ship biography.

    Notable Point
  45. 2:50:47
    QuestionHow would an Allied Italy affect Germany and Japan in the Second World War?Answer

    Germany would face a vulnerable southern flank, while Britain could move much of its Mediterranean naval strength toward the Indian Ocean and Japan.

    Q&A
  46. 2:54:02
    QuestionWhich Royal Navy ships might it have been better not to acquire?Answer

    Several notorious classes are candidates, but a flawed ship that filled a necessary role should usually be replaced by a better design rather than simply omitted.

    Q&A
  47. 2:59:31
    QuestionWhat changes if the Royal Navy subcontracts more escort construction to American yards before 1940?Answer

    The plan faces legal, standards, and capacity barriers because the United States was foreign and many later wartime yards were not yet available.

    Q&A
  48. 3:04:13
    QuestionWould buying RMS Olympic in 1935 for conversion into an auxiliary aircraft carrier make sense?Answer

    It would produce an interesting carrier, but the old liner's machinery and reboilering needs would make the conversion expensive.

    Q&A
  49. 3:09:13
    QuestionWere four G3s and four N3s enough to match the planned American and Japanese capital-ship programmes?Answer

    They were an initial five-year programme, likely followed by successor groups rather than Britain's final answer to the arms race.

    Q&A
  50. 3:11:57
    QuestionWhich Royal Navy weapon mounting most needed redesign?Answer

    The 4.7-inch dual-purpose mount needed elevation of roughly 80-85 degrees to become an effective anti-aircraft weapon.

    Q&A
  51. 3:12:46
    QuestionHow could Nelson and Rodney use their unused treaty displacement most effectively?Answer

    Improve the 16-inch gun and add machinery for a third shaft, potentially raising speed to roughly 28 knots.

    Q&A
  52. 3:16:29
    QuestionHow would an N-class destroyer fare against a Fletcher-class destroyer?Answer

    The N class may have a slight gunfight edge, but Fletcher's larger torpedo battery remains a major threat.

    Q&A
  53. 3:22:03
    QuestionHow reliable is the chief engineer's account of what happened to Shimakaze?Answer

    As reliable as corroboration and internal logic make it; firsthand memory alone is not conclusive.

    Q&A
  54. 3:23:02
    QuestionWhat is the earliest destroyer that could defeat HMS Dreadnought one-on-one?Answer

    A radar-equipped night fighter could do it, with some well-trained interwar British destroyers also having a plausible torpedo opportunity.

    Q&A
  55. 3:23:58
    QuestionWithout naval treaties, how long would earlier British capital ships remain in service?Answer

    Sustained new construction would move them into reserve and likely remove the 15-inch generation by the late 1930s.

    Q&A
  56. 3:26:50
    Why modern destroyers build more like capital ships

    Modern destroyer production is constrained by cruiser-like roles and capital-ship levels of systems complexity.

    Notable Point
  57. 3:29:01
    The American debate over Britain's shipbuilding capacity

    American planners had to separate Britain's ability to build major warships from political assumptions about whether its economy could fund them.

    Notable Point
  58. 3:31:34
    QuestionWhy did the Royal Navy not adopt the trimaran warship concept after RV Triton?Answer

    Its extra volume did not justify the infrastructure and construction cost for the roles Britain required.

    Q&A
  59. 3:33:19
    QuestionWhy did British plans for Taranto not include RAF bombers?Answer

    The planning began before suitable bombers could be assumed, and no RAF bomber squadron was based within useful range when the raid occurred.

    Q&A
  60. 3:35:24
    Why the Littoral Combat Ship problem began with its mission

    The Littoral Combat Ship inherited frigate missions under a new label, exposing a requirements problem before hull form became the issue.

    Notable Point
  61. 3:38:50
    QuestionWhat if River-class frigates had been built instead of Flower-class corvettes?Answer

    They would be more capable and easier to upgrade, at the cost of larger hulls and longer construction.

    Q&A
  62. 3:45:51
    QuestionWhat engineering limits govern the choice between a heavier shell and a higher-velocity naval gun?Answer

    Velocity brings barrel length, wear, weight, and manufacturing penalties, so calibre, shell mass, rate of fire, and ammunition capacity must be balanced together.

    Q&A
  63. 3:57:45
    QuestionWhy choose a 57 mm gun for Type 31 rather than a larger 76 mm weapon?Answer

    Because the 57 mm better fits a heavy-flak role, while 76 mm is the stronger general-purpose choice.

    Q&A
  64. 4:02:14
    QuestionHow difficult would it be to make a Zumwalt-class gun use standard army 155 mm shells?Answer

    It is technically possible but operationally unattractive, because a naval system can use a larger, more effective projectile than soldiers can handle manually.

    Q&A
  65. 4:09:09
    QuestionWhy did Britain fit Bofors 40 mm guns to ships instead of standardising on CTA 40?Answer

    Bofors was the proven, low-risk off-the-shelf choice, while naval CTA 40 was not mature enough for the programme's approach.

    Q&A
  66. 4:12:43
    QuestionWould the United States need faster Lexingtons to compensate for its slow battle line?Answer

    No; Lexington was intended to scout and hunt cruisers while the concentrated battleship force closed for a decisive action.

    Q&A
  67. 4:18:29
    QuestionWhy is military doctrine often unclassified?Answer

    Because announcing the intended mission does not reveal the detailed methods, training, and capability needed to carry it out.

    Q&A
  68. 4:22:49
    QuestionHow did American planners address the lack of nearby bases in a hypothetical war with Britain?Answer

    They considered Irish support and planned to invade Canada, but reliable basing near Britain remained doubtful.

    Q&A
  69. 4:25:24
    QuestionHow powerful would a combined Grand Fleet and British Pacific Fleet be?Answer

    With the Grand Fleet upgraded for 1945 combined operations, it could be the era's most powerful fleet and make an invasion of Japan more feasible.

    Q&A
  70. 4:31:16
    QuestionWhat might Japan build if it remained in the treaty system instead of constructing Yamato?Answer

    Probably an Iowa-like 16-inch battleship that claimed a much lower standard displacement than it actually had.

    Q&A