in 1910, black brazilians were drafted into the navy as slaves. they revolted, seized the largest warships, and threatened to destroy rio de janeiro unless they were freed.

they won.

between 1798 and the civil war, the u.s. navy lost almost as many officers to duels as to combat.

in 1950, the u.s. navy sprayed 2 clouds of bacteria over san fancisco in a secret germ warfare test, in direct violation of the nuremburg code. at least 10 people were hospitalized. 1 died. the test was considered a success, and the military went on to perform tests in more than a dozen other major cities, without the knowledge or consent of their residents.

disney corporation owns more than 750 watercraft. this makes it the 5th largest navy in the world.