The mid-19th century refers to a time period approximately in the middle part of the 1800s (specifically around 1840 to 1860). It marks a significant era within American history characterized by various social, political, and economic developments.
Related terms
Manifest Destiny: A belief prevalent during this time that it was America's destiny to expand its territory from coast to coast.
Industrial Revolution: A period of rapid industrialization and technological advancements that transformed society and economy.
Abolitionism: The movement advocating for the abolition (end) of slavery in America.