Finding Penghu off Taiwan and locating Puerto Rico are part of the operational problem before fleets can blockade ports and support invasions. Each objective needs enough ships physically nearby, since the total fleet cannot act everywhere at once. Scattered islands and coastlines become a basing and movement problem. Sea control depends on knowing the geography and placing sufficient tonnage in the correct theatre before an invasion begins.
Chapter · 22:43-32:50
Pacific invasions turn geography into fleet logistics
Successive invasions around China, Taiwan, and Puerto Rico show how the game converts geography into fleet-positioning and tonnage problems.