American Political Development is a subfield of political science interested in taking historical context seriously. Here's a more elaborate description: https://polisci.northwestern.edu/research/subfield-specialties/american-political-development.html
Early republic/antebellum US migration and citizenship history/law was a) almost exclusively state run, b) informed by the politics of slavery and Native Americans. These are people who study it. Waiting for more to come from The Bad Place.