Even with the suppression of partisan resistance, the Soviet government failed to stop the movement for the independence of Lithuania. The underground dissident groups were active publishing the underground press and Catholic literature. The most active participants of the movement included Vincentas Sladkevičius, Sigitas Tamkevičius and Nijolė Sadūnaitė. In 1972, after Romas Kalanta's public self-immolation, the unrest in Kaunas lasted for several days.