Well the assassination of Archduke Franz Ferdinand is said to be the most immediate cause of ww1
The major difference between Europe and the Pacific was the approach. In Europe, the Allies needed to make one major landing before engaging in traditional land battle.
The Pacific theatre forced the Allies to make landing after landing and then hold territory on their way to Japan.
The US one in the Pacific by taking key islands and using airplanes to control the region.
Answer:
Well it would be European explore such as people from Spain, France, Britain and places like that. There was also Christopher Columbus who was one of the reason for the native Americans being discovered and dying. However there was also Leif Eriksson Who was a Norse explorer that was believed to have led the first European expedition to North America 500 years before Christophers birth.
Explanation:
The Union victory did solve a handful of problems, it abolished slavery and get rid of the Confederate Union but not every problem could be solved. Personally I would disagree because the Civil War had other problems right after because of the victory.