Without restrictive carrier tonnage limits, Britain could have treated the Implacable design as the practical model for a larger interwar carrier programme.
A battleship with four enormous guns in single mounts sacrifices the salvo density and rate of fire needed for effective ranging, regardless of its intimidating calibre.
Tripling Devastation's displacement could produce an eight-gun turret ironclad with greater range, approaching an early all-big-gun concept decades before Dreadnought.
Combining Virginia's casemate with Monitor's turret is possible only on a larger seagoing hull with careful control of freeboard, stability, and turret position.
The Royal Navy lacked a direct equivalent to the US Bureau of Ordnance because procurement departments remained under tighter Third Sea Lord and First Sea Lord oversight.
Britain had the yard capacity to build County-class cruisers far faster before the London Naval Treaty, creating a much larger cruiser force by 1939 at significant cost to its rivals.
Britain warned Germany that violating Belgium meant war, but diplomatic phrasing failed when Kaiser Wilhelm did not interpret the signal as British leaders expected.
Germany starting new 16.1-inch and 18-to-22-inch naval guns in 1935 would need roughly until 1939-41 to produce a useful batch because the industrial knowledge base had to be rebuilt.
Double-barrelled shotguns could help in close boarding actions at Trafalgar but would not overcome reload limits, smoke, range, or the dominance of cannon fire.
A battleship named for the reigning king would probably avoid the exposed Force Z posting, leaving a sister named Duke of York or Anson to deploy with Repulse.
Three 62,000-ton German battleships with 16.1-inch guns would force Britain away from the historical 14-inch King George V design and toward more numerous, faster, better-protected ships with 15- or 16-inch guns.
If carriers below roughly 15,000 tons were exempt from treaty totals, Britain could build many small presence carriers while preserving tonnage for a compact force of large fleet carriers.
Replacing Britain's Jutland battlecruisers with 1920-form Hoods would overwhelm the German First Scouting Group with 80 British 15-inch guns and far better survivability.
Better communications, reconnaissance, speed discipline, and pre-battle training could let the British battlecruisers cut off the German scouts and lead the High Seas Fleet onto the Grand Fleet.
Britain monitored the American 16-inch battleship programme without treating it as an immediate crisis because the Royal Navy already fielded a large 15-inch-gunned force.
There is no single worst-funded navy across every period: France and Germany are the main contenders, while the United States often struggled and colonial India's naval funding was especially constrained.
Treaty limits gave the Treasury a ready-made ceiling on construction and strengthened the political case for the Ten Year Rule and further naval economies.
Early shell guns would make wooden fleets catastrophically vulnerable and accelerate iron-and-teak armour and steam propulsion, potentially producing Warrior-like ships by Trafalgar.
A German 21-inch-gunned battleship would advertise itself through industrial expansion years in advance and provoke more numerous British 16- or 16.5-inch ships, uninterrupted carrier construction, and coalition pressure on Germany.
A sudden stock of proven 18-inch guns and ammunition would lead Britain to build capital ships and monitors around them rather than leave a strategic industrial windfall unused.
A navy cannot quietly substitute much larger battleship guns because barbettes, foundries, testing, and transport all reveal the required industrial effort.
Wider Panama Canal locks would let American battleships use fuller hull forms, improving stability and seakeeping instead of forcing the very fine Iowa-class bow.
The deaths of Victoria's sons would leave closer descendants ahead of Kaiser Wilhelm II, while any wider dynastic catastrophe would force Parliament to choose an acceptable constitutional settlement.
Turning every British capital ship at Jutland into a fast Queen Elizabeth would combine 15-inch fire, superior fire control, speed, and survivability into a likely disaster for the High Seas Fleet.
An 8-inch secondary battery is too slow for destroyer defence and offers too little gain over 6-inch guns against cruisers to justify its weight on most battleships.
Calling Yamato's thickest armour low quality overstates the evidence; it may have been inferior to the best British or American plate without being ineffective.
Romanovs exiled to Canada or Australia would likely become an anti-Soviet symbol and enter international royal and wealthy social networks without recovering political power in Russia.
A long-lived Reginald Henderson could resist Churchill's construction pauses, expand carrier availability, strengthen the Far East, and accelerate escort programmes.
Even if American and Japanese construction slowed, Britain would likely maintain a steady replacement programme sized around imperial commitments rather than stop after G3 and N3.
A British-led occupation of Japan would probably resemble the American settlement because both powers pursued similar goals with similar tools, though Britain was more accustomed to monarchy.
Nine 28-knot Queen Elizabeth-type battleships would force Britain to seek a larger Washington treaty allowance, preserve a stronger 15-inch fleet, and change later German design calculations.
If treaties limited only capital ships and carriers, Britain would likely use 9.2-inch guns for its heavy cruiser while retaining 6-inch cruisers for scouting and trade protection.
A British Baltic advance would pass through the Skagerrak and Kattegat and probably favor the deeper, more distant Danish route, while Germany tried to seize Denmark and close the passage.
A South African declaration of independence in 1914 would not automatically provoke a British invasion, but alignment with Germany would expose a state without its own navy to blockade.
Austro-Hungarian triple turrets were not simply defective; Germany rejected them because adoption was expensive, disrupted infrastructure, and risked provoking an even more powerful British response.
One day's warning before the Philippines invasion should be used to disperse troops, aircraft, equipment, and civilians while placing fighters and prepared defenses at maximum readiness.
Treaty compromises contributed to Ark Royal's vulnerability; an Implacable-class ship in the same attack would have more generating capacity and substantially better underwater protection.
Once Britain controlled the Baltic approaches, convoying aid to Russia would matter less than cutting Germany off from Scandinavian supplies, which could end the war within weeks.