For nearly two decades, the United States and Ukraine have cooperated on a broad range of nuclear security and nonproliferation issues. Ukraine has a long and significant history in supporting nuclear nonproliferation. Starting in 1990s, following the breakup of the Soviet Union, Ukraine voluntarily gave up its remaining nuclear weapons and joined the Nuclear Nonproliferation Treaty as a non-nuclear weapon state. More recently, Ukraine was one of the first nations to join the Global Initiative to Combat Nuclear Terrorism.
The Department of Energy’s National Nuclear Security Administration (NNSA) is the lead U.S. Government organization working closely with the Government of Ukraine to support President Obama’s nuclear security agenda which includes securing vulnerable nuclear materials.
At the 2010 Nuclear Security Summit, President Obama and Ukrainian President Yanukovych issued a Presidential Joint Statement announcing the commitment to remove all highly enriched uranium (HEU) from Ukraine by the March 2012 Nuclear Security Summit. The United States committed to provide technical and financial assistance to construct a Neutron Source Facility in Ukraine that would be powered by low enriched uranium (LEU). These efforts are conducted under NNSA’s Global Threat Reduction Initiative (GTRI). GTRI’s collaboration with Ukraine includes: