In 1988, over 800,000 Estonians (virtually every adult in the country) signed a petition denying the legality of the Soviet occupation and declaring themselves citizens of the 1939 Republic of Estonia. This led to an election of the “Congress of Estonia” in 1990…done while the Soviets were still in power. Hear Tunne Kelam explain the legal concept, share what was behind those events and their astonishment at the turnout.