; Whereas the success of the NPT has and will continue to depend upon the full implementation by all State Parties of the Treaty’s three mutually reinforcing pillars: nonproliferation, access to peaceful uses of nuclear energy, and disarmament; Whereas over the past half century, the United States has exhibited leadership in strengthening each of the NPT’s three pillars for the global good, including— (1) reducing its nuclear weapons stockpile of more than 85 percent from its Cold War heights of 31,225 in parallel with equally massive reductions of Russia’s stockpile through bilateral coordination; (2) cooperating with Kazakhstan, Ukraine, and Belarus—to facilitate the surrender of nuclear weapons on their soil after the fall of the Soviet Union—leading to each country’s accession to the NPT as non-nuclear weapons states; (3) providing voluntary contributions to the IAEA Peaceful Uses Initiative exceeded more than $320,000,000 since 2010 to help in the treatment of cancer and in other life-saving applications; and (4) extending deterrence to United States allies in the North Atlantic Treaty Organization (NATO), Japan, and the Republic of Korea—which is an unmistakable demonstration of the United States commitment to collective security; Whereas heightened geopolitical tensions in recent years have made cooperation on nonproliferation and arms control issues with the Russian Federation more challenging