“America” and “empire.” Do those words go together? If so, what kind of imperialism does the U.S. practice, and how has American empire changed over time?  By host and producer John Biewen, with series collaborator Chenjerai Kumanyika. Interviews with Nikhil Singh and Daniel Immerwahr. The series editor is Loretta Williams. Music by Algiers, John Erik Kaada, Eric Neveux, and Lucas Biewen. Music consulting and production help from Joe Augustine of Narrative Music.