The metapolitefsi was ignited by the liberalisation plan of military dictator Georgios Papadopoulos, which was opposed by prominent politicians such as Panagiotis Kanellopoulos and Stephanos Stephanopoulos, and halted by the massive Athens Polytechnic uprising against the military junta. The counter coup of Dimitrios Ioannides, and his failed coup d'état against president of Cyprus Makarios III, which led to the Turkish invasion of Cyprus, brought the dictatorship down.