[1] The United States planned to spend about a trillion dollars over thirty years to rectify this shortfall, which some saw as a reversal from President Barack Obama's 2009 Prague speech that laid out his agenda for further nuclear disarmament, for which he won the Nobel Peace Prize in 2009.
[3] Analysts at the Monterey Institute of International Studies have projected likely expenditure on the program, based upon section 1251 of the National Defense Authorization Act for Fiscal Year 2010 and other official briefings.
[6] In 2017, the Congressional Budget Office produced a report analysing the planned expenditure and its estimate of the total cost over 30 years was $1.2 trillion.
[2] The Sandia National Laboratories tests nuclear weapons to ensure they can withstand extreme physical stress such as missile launch and re-entry.
[3] Their executive director, Kennette Benedict, announced that the world was closer to catastrophe as "unchecked climate change and a nuclear arms race resulting from modernization of huge arsenals pose extraordinary and undeniable threats to the continued existence of humanity.