Iron Curtain

Political boundary dividing Europe during the Cold War This article needs more citations. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Iron Curtain" – news · newspapers · books · scholar · JSTOR (January 2026) (Learn how and when to remove this message) The Iron Curtain, in black Warsaw Pact countries NATO members Militarily neutral countries (Finland, Sweden, Switzerland, Austria and Ireland) Yugoslavia, member of the Non-Aligned Movement The black dot represents the Berlin Wall around West Berlin. Locations such as Yugoslavia and the Soviet occupation zone in Austria were initially considered to be behind the Iron Curtain, though this would later change. Albania withheld its support of the Warsaw Pact in 1961 due to the Albanian–Soviet split and formally withdrew in 1968. Yugoslavia was considered part of the Eastern Bloc for two years until the Tito–Stalin split in 1948, but remained independent for the remainder of its existence. It gradually opened the borders to the west and increased guard on the borders to the east. Western Bloc Allies of the United States Australia Belgiu