How Powerful Are Modern Nuclear Weapons?
How Does North Korea Have Nuclear Weapons?
Worldwide deployments of nuclear weapons, 2014 (sagepub.com)
U.S. Nuclear Weapons in Europe (nrdc.org)
"Piecing together evidence from an array of sources, the Natural Resources Defense Council has determined that the United States is still deploying 4801 nuclear weapons in Europe."
A guide to Trident and the debate about its replacement (bbc.com)
"The Conservatives say replacing Trident in its current form is the best option."
Safeguards to Prevent Nuclear Proliferation (world-nuclear.org)
"Most countries participate in international initiatives designed to limit the proliferation of nuclear weapons."