The aftermath of the war of 1812 gave a dramatic boost to the manufacturing capabilities of the United States.
The battle of Saratoga was a major turning point for the Americans
Effects of the Crusades. Although the crusades failed to capture Jerusalem, they had several major impacts on Western Europe. They increased the authority of the king: Sometimes nobles died in battle without leaving an heir in which case the king got their land. Kings passed taxes to pay for the crusades.
The Northeast was heavy in industrialization while the South was mostly agriculture
Trade is the answer you are looking for. Trade helped expand Europeans influence by selling goods and spreading cultural traditions and religious beliefs