In 1967, the military took the reins of power in Athens, and until 1974, the  Colonels  held sway with a repressive and brutal regime.
The reins of power in Athens were took by the military in 1967.
You will probably find the island mascot Petrosea pelican (the older Petroseow has two young apprentices, both also called Petrosewaddling among the boats, hoping for a fishy tidbit.