Since Fidel Castro’s ascent to power in 1959, U.S.-Cuba ties have endured a nuclear crisis, a long U.S. economic embargo, and political hostilities. The diplomatic relationship remained frozen well b…

Negotiations between the United States and North Korea have proceeded in fits and starts for decades. But they have failed to halt the advance of North Korea’s nuclear and missile programs.

Since India’s independence, ties with the United States have weathered Cold War–era distrust and estrangement over India’s nuclear program. Relations have warmed in recent years and cooperation has strengthened across a range of economic and political areas.

Immigration has been an important element of U.S. economic and cultural vitality since the country’s founding. This interactive timeline outlines the evolution of U.S. immigration policy after World …

The quadrennial U.S. presidential nominating conventions are usually dominated by domestic themes. But they have at times been flavored by global economic concerns and national security threats, offe…