wichita.edu
… process. Although some New Englanders relocated to Kansas, a bulk of the Free-soil settlers, like the emigrant tribes before them, came from the upper Ohio River Valley. The majority of the pro-slavery settlers came from Missouri, Kentucky and the upper South. As white settlement moved westward, the communities, counties, and states that developed took on…
https://www.wichita.edu/academics/fairmount_las/history/SPH/MineCreek/BleedingKansas.php