War of 1812: The War of 1812 was a conflict between the United States and Britain over trade restrictions and impressment. It ended with the Treaty of Ghent in 1814.
Industrial Revolution: The Industrial Revolution was a period of rapid industrialization and technological advancements that transformed manufacturing processes from manual labor to machinery during the late eighteenth and early nineteenth centuries.
Westward Expansion: Westward Expansion refers to the territorial growth of the United States towards the western frontier during this time period. It involved acquiring new lands through treaties, purchases (such as Louisiana Purchase), or conflicts (such as Mexican-American War).