Facts about the world’s nuclear weapons arsenals and testing.

Capabilities
• The World’s Nuclear Arsenals
• US Nuclear Capability Data
• Russian Nuclear Capability Data
• Chinese Nuclear Capability Data
• British Nuclear Capability Data
• French Nuclear Capability Data
• Pakistani Nuclear Capability Data
• Indian Nuclear Capability Data
• Israeli Nuclear Capability Data
• North Korean Nuclear Capabilities

Facilities
• United States
• Russia
• China
• France
• Pakistan

Testing
• Introduction to Nuclear Testing
• Comprehensive Test Ban Treaty
• Effects of Testing on Health and Environment
• Nuclear Testing Data by Country

Accidents