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.
President John F. Kennedy was taken completely by surprise [source: Schmemann ]. The Berlin Wall is commonly thought of as a wall between East and West Berlin. In fact, East Germany wanted to cut off all access that East Germans had to West Berlin.Therefore, they had to cordon off all of West Berlin.he Reason for the Berlin Wall. The Berlin Airlift did nothing to defuse tensions between the East and West in Germany. Berlin was an especially tender spot, because it was the only gap in the Iron Curtain. People in West Berlin could fly out of the city freely.