The US underwent substantial changes including westward expansion, displacement of Native American tribes, and growth in industrialization.
The early 1800s marked significant changes in the United States, including the expansion westward through acquisitions like the Louisiana Purchase, Florida Cession, Texas Annexation, and Oregon Territory. This period also saw the displacement of Native American tribes, the abolition of slavery, and the growth in industrialization.
https://brainly.com/question/33927462