Lifestyle
The US has the largest and most advanced nuclear arsenal, with an estimated 5,800 warheads, including strategic and tactical weapons.
Russia has the second-largest nuclear arsenal, with an estimated 5,500 warheads, and a strong focus on modernizing its nuclear capabilities.
China has a rapidly modernizing nuclear program, with an estimated 350-400 warheads, and a focus on developing new delivery systems and technologies.
France has a significant nuclear arsenal, with an estimated 300-400 warheads, and a focus on maintaining its nuclear deterrence capabilities.
The UK has a smaller but still significant nuclear arsenal, with an estimated 215 warheads, and a focus on maintaining its nuclear deterrence capabilities.