It changed during World War 2 II. December 7, 1941, was a traumatic event in World history. The Japanese attacked the Americans at Pearl Harbor. Then Hitler declared war on the U.S. In 1945, the U.S. claims a world's primacy as the world's superpower by dropping two nuclear bombs on Japan and the Nuclear Age began.
Robert E Lee and Gen Ulysses S. Grant met in the Wilmer McLean home at Appomattox Virginia at 1:00 PM to finalize the terms of surrender for the Confederate Army which effectively ended the US Civil War.
