Between 1592 and 1598, Toyotomi Hideyoshi launched invasions of Korea, but his advance was halted by Korean forces (most notably the Joseon Navy led by Admiral Yi Sun-sin and his renowned "turtle ship") with assistance from Righteous Army militias formed by Korean civilians, and Ming dynasty Chinese troops.
Mellem 1592 og 1598 foretog Toyotomi Hideyoshi invasioner af Korea, men hans fremstød blev standset af koreanske styrker (især Joseons flåde ledet af admiral Yi Sun-sin og hans berømte "skildpaddeskib") med hjælp fra irregulære hærstyrker dannet af koreanske civile og Ming-dynastiets kinesiske tropper.