Why did churchill call the divide between east and west the "iron curtain"? explain the symbolism of both iron and curtain?

The Iron Curtain was the name for the boundary dividing Europe into two separate areas from the end of World War II in 1945 until the end of the Cold War in 1991. The term symbolizes the efforts by the Soviet Union to block itself and its satellite states from open contact with the West and its allied states.

The one that considered as a direct result of the presidential committee on civil rights’