In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

In one post-World War II conflict involving this nation, 30,000 children were taken from it by DSE forces into the Soviet Bloc. That struggle took a decisive turn when Tito closed the Yugoslav borders to the DSE, ultimately forcing them to flee to Tashkent. A notable member of this nation's Parliament founded the International Commission for Dtente and Peace before he was assassinated by clubbing. The July Apostasy in this country would ultimately result in the rise of regime of "the colonels" during a period known as The Seven Years. Name this nation that celebrates Ohi Day in honor of Prime Minister Metaxas' rejection of an ultimatum from Mussolini, currently led, for 10 points, by George Papandreou of the Panhellenic Socialist Party with capital at Athens.
History