Slovak Socialist Republic
The Slovak Socialist Republic (, SSR) was from 1969 to 1990 a republic within the Czechoslovak Socialist Republic, when previously unitary Czechoslovak state changed into a federation. The name was used from 1 January 1969 until March 1990. The Slovak Republic (, SR) was from 1990 to 1992 a republic within the Czech and Slovak Federative Republic, that is now the independent Slovakia.