The top-secret Clifford-Elsey Report on the Soviet Union is delivered to President Truman.

X Article

1947 anti-communist article by American diplomat George F. Kennan

"The Sources of Soviet Conduct", commonly "X Article", is an article written by George F. Kennan and published under the pseudonym "X" in the July 1947 issue of Foreign Affairs magazine. It introduced the term "containment" to widespread use and advocated the strategic use of…