The museum’s second floor has an exhibition dedicated to the imprisonment of Lithuanians in gulags from 1944 to 1956, deportations from 1944 to 1953, and KGB activities from 1954 to 1991. Brief History. The Museum of Occupations and Freedom Fights was established in 1992. It is the only such museum in the Baltic States, housed in the same building where the repressive Soviet authorities NKVD and NKGB-MGB-KGB worked from the second half of 1940 until August 1991.