Answer: The four words are Emigrant, Independence, Missouri, Prairie Schooner, and Cayuse.
Explanation:
The Great Migration started in 1916 and didn't end until 1970. This was when the African American citizens moved from the Southern states they lived in to the West, Midwest, and the Northeast regions of the United States.
All of the words listed above are related to the Great Migration. In the early days, they rode in prairie schooners to get to their destination. The Cayuse were resentful of the new settlers and this caused issues at some times during their passage.
Zeus because i took the test
The bureau of Indian Affairs was organized in 1824 as part of the "Department of War," since prior to this organization the military had been the go-to organization for dealing with Indian issues.
Laws were state and local to enforce racial segregation in the Southern United States.