Greek–Turkish relations regime, there were periodic crises with Turkey, which suspected that the Greek regime was planning a pro-unification coup in Cyprus. A 1971 Turkish law nationalized religious high schools, and closed the Halki seminary on Istanbul's Heybeli Island which had trained Greek Orthodox clergy since 1844. On July 15, 1974, a band of Greek Cypriot nationalists formed EOKA B, advocating Enosis (Union) with Greece and, backed by the Greek military junta in Athens, staged a coup against the Cypriot President and Archbishop Makarios. An ex-EOKA man, Nikos Sampson was appointed President. On July 20, Turkey—using its guarantor status arising from the
Turkish invasion of Cyprus later EOKA revived its attempts to achieve the union of Cyprus with Greece. Turkish Cypriots were recruited into the police by the British forces to fight against Greek Cypriots, but EOKA initially did not want to open up a second front against Turkish Cypriots. However, in January 1957, EOKA forces began targeting and killing Turkish Cypriot police deliberately to provoke Turkish Cypriot riots in Nicosia, which diverted the British army's attention away from their positions in the mountains. In the riots, at least one Greek Cypriot was killed and this was presented by the Greek Cypriot leadership as an act