Charted: The Global Stockpile of Nuclear Weapons
Following the nuclear bombings of Hiroshima and Nagasaki, top global militaries have sought to develop their own warheads as the ultimate weapon. As conflicts and power politics change over time, so do the countries which seek to develop new technologies and weapons.
At its peak, the USSR had over 40,000 warheads in its arsenal.
Nuclear weapons by country, 2021
While the United States and Russia still hold the majority of nuclear weapons, their numbers have dwindled since the peak of the Cold War. New countries – namely China, Pakistan, India, Israel, and North Korea – have been increasing their own stockpiles since the start of the 21st century.