Reason , independence , natural environments
Answer: Here's a reason.
Explanation:
The release of two atomic bombs on Japan in August 1945 helped end World War II but ushered in the Cold War, a conflict between the United States and the Soviet Union that dragged on nearly half a century. In the United States, the use of the bombs was widely praised by a public tired of war and high casualties.
Hope I helped.
The Spain has suffered its greatest setbacks at the hands of
the Native Americans called the Aztecs. The Aztecs were known to dominate the
states that were close to them in which they also permits their ruler in having
to impose their ideals and as well as their religion.