The Treaty of Tlatelolco

The Treaty of Tlatelolco

50 years ago, the nations of Latin America and the Caribbean came together to sign one of the most important multilateral nuclear security treaties you've probably never heard of: the Treaty of Tlatelolco.

Congress Takes on President's Sole Authority to Use Nuclear Weapons

Congress Takes on President's Sole Authority to Use Nuclear Weapons

Just days after President Donald Trump’s inauguration, members of Congress are seeking to limit the president’s ability to single-handedly start a nuclear war.  New legislation introduced today by Rep. Lieu and Sen. Markey, called the “Restricting First Use of Nuclear Weapons Act,” would prohibit the president from launching nuclear weapons without a declaration of war from Congress, except in response to a nuclear attack.