Jim crow history is a field of historical inquiry that examines the systematic, state-sanctioned racial segregation, discrimination, and disenfranchisement imposed upon African Americans and other people of color in the United States, predominantly from the late 19th century through the mid-20th century. This academic concept investigates the legal frameworks, social customs, economic structures, and violent enforcement mechanisms that constituted the Jim Crow system, analyzing the experiences of those affected, the diverse forms of resistance against it, and its profound and lasting impact on American society, politics, and race relations.