The size of Chinas nuclear arsenal increased from 350 warheads in January 2022 to 410 in January 2023, and it is expected to keep growing, according to estimations by Stockholm International Peace Research Institute (SIPRI).
The key finding in SIPRI Yearbook 2023 is that the number of operational nuclear weapons started to rise as countries long-term force modernisation and expansion plans progressed.
According to SIPRI estimates, the nuclear arsenals of India grew from 160 in 2022 to 164 in 2023 and that of Pakistan from 165 to 170.
The nine nuclear-armed states the United States, Russia, the United Kingdom, France, China, India, Pakistan, the Democratic Peoples Republic of Korea (North Korea) and Israelcontinue to modernise their nuclear arsenals and several deployed new nuclear-armed or nuclear-capable weapon systems in 2022