Who served as the head of state (Chairman of the Supreme Council) of Lithuania immediately after the March 11, 1990 declaration of independence?
Note
Vytautas Landsbergis was elected Chairman of the Supreme Council (1990-1992) and is widely recognized as the first head of state of independent Lithuania after the March 11, 1990 re-establishment. A leading figure in Sąjūdis, Landsbergis guided Lithuania through the early, contested period of reasserting sovereignty from the Soviet Union.