Manage your fleet and army, hunt the enemy's fleet, hide your weak squadrons in protected ports until reinforcements arrive, blockade enemy trade routes, amphibious assaults, struggle for dominance over the seas.
So, we read a little (actually a lot) of books about the Spanish Philippines and the colonial armed forces. We collected such interesting data on the number and composition of the Spanish colonial army: in 1884, the Ejército de Filipinas consisted of 576 Spanish officers and 31 Native officers, as well as from 1960 Spanish soldiers (1302 artillery men) and 9631 Native soldiers. It turns out that the Philippians themselves had to maintain the power of the Spanish crown over the vast archipelago.
The Filipino native soldiers looked something like this:
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