Why Ukraine gave up its nuclear weapons — and what that means in an invasion by Russia

Ukrainian Military Forces servicemen walk past a metal plate that reads "caution mines" on the front line with Russia-backed separatists.

Three decades ago, the newly independent country of Ukraine was briefly the third-largest nuclear power in the world. A lot has changed since then.

(Image credit: Anatolii Stepanov/AFP via Getty Images)

find more fun & mates at SoShow now !