Test Ban Treaty

Comprehensive Test Ban Treaty in the National Security Context

A definition and brief description of Comprehensive Test Ban Treaty in relation to national security is as follows:An international agreement designed to end the testing of nuclear explosives. As of March 2003, the United States is one of the 166 states that have signed the treaty, but the CTBT will only enter into force  (i.e., take on the force of law for all ratifying states) when forty-four nuclear-capable  countries specifically listed in the treaty have all ratified the treaty.