Return to Article Western European Union Western European Union (Members, red; Associate members, green; Observers, blue; Associate partners, purple) Air corridors to and from Berlin during blockade Air corridors to and from Berlin during blockade, 1948-1949 NATO members (green) and Georgia (orange) NATO members (green) and Georgia (orange) Allied occupation zones in Germany after World War II Allied occupation zones in Germany after World War II Countries that received Marshall Plan aid Countries that received Marshall Plan aid, and relative amounts, during the Cold War. Allied powers (green) Axis powers (blue) during WWII Allied powers (green) Axis powers (blue) during WWII European Nato members and PfP members European Nato members, 1994 (blue); Present NATO members which were formerly PfP members (green); PfP members (orange); States which desire PfP membership (red) Enlargement of NATO Enlargement of NATO, 1949-2009 NATO affiliations with Membership Action Plan NATO affiliations with Membership Action Plan shown (light blue) Return to top