Between 1915 and 1930, during the First Great Migration, more than 1.5 million African Americans migrated from the South to the North of the United States, altering the racial profile of several northern cities for the first time in American history. I exploit this episode to study how an...

We study the long run effects of immigration on U.S. political ideology. We establish a new result: historical European immigration is associated with stronger preferences for redistribution and a more liberal ideology among Americans today. We hypothesize that European immigrants moving to the...