Foreign Relations of the United States: Diplomatic Papers, 1945, The Near East and Africa, Volume VIII - Office of the Historian

Greece:

Contents

Decision by the United States to participate, with other Yalta Powers and France, in the supervision of elections in Greece; organization of the Allied Mission (Documents 50–165)
Request of the Greek Government for further financial assistance from the United States; participation by the United States in arranging for relief supplies for liberated Greece (Documents 166–255)
Greek territorial claims and other problems in relations between Greece and neighboring countries of interest to the United States (Documents 256–322)