Industrial Revolution: A period of rapid industrialization and technological advancements that transformed society and brought about significant changes in manufacturing, transportation, and communication during the late eighteenth to mid-nineteenth centuries.
Gilded Age: Refers to the era after Reconstruction when there was rapid economic growth but also marked social inequality and political corruption in America during the late nineteenth century.
Progressive Era: A period of social activism and political reform that aimed to address societal problems caused by industrialization, urbanization, immigration, and political corruption from around 1890 to 1920.