Tasca reportedly opposed Henry Kissinger on the issue of overthrowing Makarios III during the 1974 Cypriot coup d'état and suggested that the Sixth Fleet intervene to prevent the subsequent Turkish invasionof Cyprus. He would resign that same year from the State Department while expressing a desire to publish a book naming the agents of the CIA who had urged Ioannidis to overthrow Georgios Papadopoulos.