2. what type of revolutionary group was leading the challenge to democracy in greece?

3. why did truman believe the united states was responsible for these nations?

2.  In modern Greek politics, New Democracy has been the main centre-right political party and one of the two major parties along with its historic rival, the Panhellenic Socialist Movement (PASOK).

3.  The Truman Doctrine was an American foreign policy created to counter Soviet geopolitical spread during the Cold War. It was first announced to Congress by President Harry S.Truman on March 12, 1947 :547-9 and further developed on July 12, 1948 when he pledged to contain Soviet threats to Greece and Turkey.