The soviet union wanted to gain entire control of west Berlin so they cut it off from the rest of the world but this plan did not succeed because the U.S. found a way to bring food and supplies to them by the berlin airlift and the wall remained from 1961 to 1989. hope this helps.
The Berlin wall was built to keep people in communist Germany. The German authorities thought that too many people were fleeing so they built the wall overnight. <span />
The main features of the Alliance System which existed in Europe in 1914 were born from fear that came about from militarization in the area. There were too many connections.
The economy of France is highly developed and free-market-oriented. It is the world's 7th largest economy by 2019 nominal figures and the 10th largest economy by PPP figures. It is the 2nd largest economy in the European Union after Germany. France has a diversified economy.