The sloop problem begins with global sea lines of communication. Battleships, carriers, cruisers, and submarines may dominate public attention, but maritime trade and communications still require protection. First World War experience showed that blockade alone did not solve the submarine threat, forcing the Royal Navy to develop workable convoy and escort methods. That institutional memory shaped the case for small multi-role ships during the 1930s.
Chapter · 20:12-23:39
Trade protection as a naval priority
The Royal Navy's global trade routes made escorts and convoy experience strategically important even while treaty debates concentrated on larger ships.