In March 2003, U.S. forces invaded Iraq vowing to destroy Iraqi weapons of mass destruction (WMD) and end the dictatorial rule of Saddam Hussein. When WMD intelligence proved illusory and a violent insurgency arose, the war lost public support. Saddam was captured, tried, and hanged and democratic elections were held. In the years since, there have been over 4,700 U.S. and allied troop deaths, and more than one hundred thousand Iraqi civilians have been killed. Meanwhile, questions linger over Iraq's fractious political situation.

The Taliban surged back to power two decades after U.S.-led forces toppled their regime in what led to the United States’ longest war.

The United States and China have one of the world’s most important and complex bilateral relationships. Since 1949, the countries have experienced periods of both tension and cooperation over issues …

The quadrennial U.S. presidential nominating conventions often focus on domestic themes. But they have at times been flavored by global economic concerns and national security threats, offering compe…

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 …

Japan experienced unparalleled destruction by U.S. military forces during World War II, resulting in its complete capitulation. Washington played a decisive role in Tokyo’s postwar transition and rec…