Complex sentence: In 1967, the Greek military seized power in a coup d'état, overthrew the centre right government of Panagiotis Kanellopoulos and established the Greek military junta of 1967-1974 which became known as the "Régime of the Colonels".
Split into simpler sentences: In 1967, the Greek military seized power in a coup d'état, overthrew the centre right government of Panagiotis Kanellopoulos. It established the Greek military junta of 1967-1974 which became known as the "Régime of the Colonels".