The Soviet union republic imposed on occupied Lithuania — proclaimed 21 July 1940 and incorporated into the USSR on 3 August 1940; unrecognized by most Western states.
Lithuania was the first republic to declare restored independence, on 11 March 1990.
The atlas holds 2 border frames for Lithuanian Soviet Socialist Republic — the shape you scrub through changes in 1940 · 1944.
Verified single-volume history covering the Soviet annexation, German occupation and Soviet era. (Open Library verified: Kasekamp, 2010)
The standard account (with Rein Taagepera) of the Baltic states under Soviet rule. (Open Library verified: Misiunas, 1983/1992)