Answer:
The person responsible for purchasing Alaska was William Seward.
Explanation: He bought it from Alaska and many people thought it was a mistake so they called it '' Seward's Folly.''
Bodies of water, specifically rivers.
Because of the discovery of gold in San Francisco in 1848, many people began moving west to search for wealth and fame. The United States was discovering many things underground...gold, silver, and oil. These were some of the natural resources the United States had at the end of the 1800s.
France
The United States was heavily influenced by the French Revolution. Moreover, when French diplomats signed the Treaty of Alliance in 1778, they essentially vouched for the United States. French supported contributed to the independence of the United States and success in the revolutionary war