In short, Southern citizens wanted more land and they only way they could get more land was to work with the Federal government to remove the tribes that were on the land from their land.
So, the Indian Removal Act made it possible to relocate tribes to reservations. The relocation is known as the trail of tears for the hardship the Native Americans faced on that journey.
The turning point of the American Revolution occurred at the battle of "Saratoga," due mostly to the fact that the the colonial victory of Britain convinced the French to officially support the colonial army against the British.
It began a decade long boom.
This was known as the Roaring Twenties :)
Her victories in the Sino-Japanese War and Russo-Japanese
War enabled Japan to gain territories from both China and Russia. However, Japan suffered economic problems as
a result of the Great Depression. Due to
the weakness of the parliament, ultranationalist took over the government and
began an imperialistic campaign in Asia that would lead to World War II.