The major events that increased polarization on the world stage from the close of world war II through 1961 had to do with the Cold War between Russia and the US--primarily proxy wars such as the Korean War.
The Tenth Amendment or also referred to as Amendment X in simple terms is "Any power that is not given to the federal government is given to the people or the states." Hope this helps.
During this period, the industrial growth of the United States had great effects on them. Cities have become the country's main economic centers, and the manufacturing and finance industry have overtaken agriculture and livestock as the main sources of income in the United States. The industrialization process drastically increased rural migration. At the end of the American Civil War, about a quarter of the American population lived in cities. In 1918, half of the country's population lived in urban areas. In addition, this period is also marked by the large and unfounded immigration of Europeans to the country.
He powder keg of Europe<span>, sometimes alternately </span>known<span> as the </span>Balkan powder keg<span>, refers to the </span>Balkans<span> in the early part of the 20th century preceding World War I.
HOPE THIS HELPS!!!!!!!!</span>
