Quick Answer. The domain theory of magnetism explains what happens inside materials when magnetized. All large magnets are made up of smaller magnetic regions, or domains. The magnetic character of domains comes from the presence of even smaller units, called dipoles.
Report Abuse. The Berlin Wall and the Iron Curtain seemed to be a permanent fixture after 1961. However, on November 9th 1989, the impossible happened: the Berlin Wall opened. This triggered a chain reaction of events, throughout Europe and marked the beginning of the fall of the Soviet empire.est Answer: Because communism failed as a government. The berlin wall fell around in the 1980s but people say that communism started to crumble in the late 1970s, and russia just couldn't keep up its power in other countries like it use to.
Berlin Wall Facts. On August 13 th, 1961, the German Democratic Republic of East Germany began the construction of the Berlin Wall. The wall was built to completely cut-off West Berlin to East Berlin and East Germany. East Germany was backed by the Soviets at the time, while the U.S. backed West Germany.he Berlin Wall is also referred to as the Iron Curtain. The Berlin Wall was built to stop East Germans from defecting to the West. West Germans were able to visit East Germany by way of permit.