Musim 1・Marking America's 250th birthday, this series traces America's rise from a fragile string of colonies to a continent spanning superpower as told by the descendants of those whose sacrifices and struggles shaped the nation we live in today.

Musim 1・Trouble with the Italian mob ignites a generational war amongst the Westies when boss Eamon Sweeney faces a rebellion from within. As Sweeney aligns with Castellano and Gotti, his protege Jimmy Roarke pushes for a new future, risking war, FBI scrutiny, and an IRA plot in NYC.