This is a western name for the boundary which symbolically and physically divided europe from the end of wwii until the end of the cold war.

The correct answer is "Iron Curtain ".

Explanation:

The word signifies the Soviet Union's attempts to isolate as well as its successor states through direct communication with both the West as well as its Allies.

It was indeed a concrete as well as conceptual mechanism being used by the Soviet Union to distinguish itself against Western European as well as eastern nations accompanying it.That provided as nothing more than a way for either the Soviets to distinguish itself from all European nations, economically, politically and ideologically.