Answer:
Soldiers trained rigorously before the D-Day invasion. This was a one shot opportunity that would be extremely hard to duplicate. They had to be on point, prepared and ready to do whatever it takes. Training increases your chances of surviving and completing your assignment as best as possible. So in order to be in their best shape, they trained for months to prepare for that invasion.
Nazi leader Adolf Hitler violates the Treaty of Versailles and the Locarno Pact by sending German military forces into the Rhineland, a demilitarized zone along the Rhine River in western Germany.
<em>A corollary (1904) to the Monroe Doctrine, asserting that the U.S. might intervene in the affairs of an American republic threatened with seizure or intervention by a European country, Monroe Doctrine had sought to prevent European intervention, the </em><u> Roosevelt Corollary was used to justify US intervention throughout the hemisphere</u>. In 1934, President Franklin D. Roosevelt <u>renounced interventionism and established his Good Neighbor policy for the Western Hemisphere.</u>