Watch Online Free on Watchseries. Introducing Private Snafu, the nation's worst soldier and his various versions in different branches of the armed forces. The cartoon, ironic and humorous in tone, was created during World War II and it was designed to instruct service personnel about security, proper sanitation habits, booby traps and other military subjects, and also to improve troop morale. The main character's name is a play on the military slang acronym SNAFU, "Situation Normal: All Fouled Up."