This time period refers to the years between the late 1800s and early 1900s, spanning from about 1875 to 1920. It marked a period of significant social, economic, and political changes in the United States.
Related terms
Industrialization: The process of developing industries in a country on a large scale.
Urbanization: The growth of cities due to migration from rural areas.
Progressive Era: A period of social activism and political reform aimed at addressing various societal issues during the late 19th and early 20th centuries.
"Late-19th and early-20th centuries" also found in: