LISTEN LIVE

Lucy Perkins

A White House administration official confirms that the United States and Cuba have come to an agreement to formally re-establish diplomatic relations and open embassies in Havana and Washington.

The Obama administration will announce the agreement on Wednesday.

As NPR's Krishnadev Calamur has explained, the U.S. imposed sanctions and then broke off diplomatic relations with Fidel Castro's communist regime in the early 1960s.