Westward expansion began with the Louisiana Purchase, (it was a movement of settlers into the American West.)
One reason to join is if you have a struggling economy. The EU is a single trade union, and most of the countries in it use one type of note, called a euro. In joining the EU, a country will be able to be helped by A) The booming EU economy and B) The countries helping each other out. A reason someone might not join the EU is they already have a good economy and don't need help.
While the Treaty of Versailles<span> did not satisfy all parties concerned, by the time President Woodrow Wilson returned to the United States in July 1919, U.S. public opinion overwhelmingly favored ratification of the </span>Treaty<span>, including the Covenant of the </span>League of Nations<span>.</span>
The Nazi policy of exterminating European Jews. Introduced by Heinrich Himmler and administered by Adolf Eichmann, the policy resulted in the murder of 6 million Jews in concentration camps between 1941 and 1945. It was a Nazi plan for the genocide of Jews during World War II.