[2] He served in the staff of the Fleet Command, and took part in the Battle of the Mediterranean on board the destroyers Panthir and Kanaris, before becoming captain of the minesweeper Paralos.

[2] In July 1943, he participated in the Allied invasion of Sicily as executive officer of Kanaris, and for his actions during the capture of Augusta, received the War Cross.

Following the liberation of Greece in October 1944, he served as captain of the corvette Tombazis and the destroyer Miaoulis, as well as again as adjutant to Kanellopoulos during the latter's brief tenure as Prime Minister in November 1945.

In the next years he served as deputy commander of the Navy Academy, as well as captain of the destroyer Pindos, with which he distinguished himself during the repulsion of the attack on Leonidio by communist guerrillas in January 1949.

[2] He held the post during and after the coup d'état of 21 April 1967 which established the military junta, but was dismissed on 14 December 1967 following the failed counter-coup of King Constantine II the previous day.