The Cyprus problem was solved in July 1974, when the Turkish Armed Forces intervened in the vicious civil war that followed a covert Greek invasion and an Athens inspired and led coup that deposed the president. This intervention - which was legal under the terms of the Treaty of Guarantee, which is firmly embedded in the Cyprus Constitution - brought the civil war to an end, overturned the coup and thus forestalled enosis union with Greece , which the coup leaders later said they intended to declare and which was another act specifically forbidden under the Constitution