Iron Curtain 
noun (the Iron Curtain)
A notional barrier separating the former Soviet bloc and the West prior to the decline of communism that followed the political events in eastern Europe in 1989.In the past 15 years, the former East bloc nations behind the Iron Curtain have become free and democratic....
- The collapse of the Iron Curtain brought about a political revolution in Europe.
- During the Cold War years, Western Europe encompassed the area to the west of the Iron Curtain.
- ground beef
- ground beetle
- groundbreaker
- groundbreaking
- ground cherry
- ground clearance
- ground cloth
- groundcloth
- ground clutter
- ground control
- ground controller
- ground cover
- ground crew
- ground dove
- ground down
- ground effect
- ground elder
- grounder
- ground floor
- ground forces
- ground frost
- ground game
- ground glass
- groundhog
- Groundhog Day