(1771-92) His reign was called the Gustavian Age, natch. Gustav wanted to make Sweden a cultural power similar to France. The protection of the Swedish language was his priority and he founded the Swedish Academy in 1786, which was modeled after l'Academie francaise. Later established the Royal Dramatic Theater and the Royal Opera. Drew Sweden into a war with Russia (1788-90). Assassinated in 1792 at a masked ball.