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.
August 13, 1961 and fell down in October 14 1989.   Further information:   The construction of the Berlin Wall began during the Cold War. Overnight on 13 August 1961, th â¦ e East and Western halves of Berlin were separated by barbed wire fences up to 1.83 metres high.  Travelling to West Germany became difficult after closing the  border between East and West Ge â¦ rmany in 1952. The Wall was  erected in 1961 because more than 2.6 million East  Germans escaped to West Berlin or West Germany from 1949 to  1961 total population of East Germany was about 17  million!  .