Russian Foreign Minister Sergey Lavrov announced the conditions under which Moscow will use nuclear weapons.

According to APA's report citing "Daily Mail", Sergey Lavrov declared that Russia will be ready to use nuclear weapons to defend the annexed Ukrainian lands.

Ukrainian Foreign Minister Dmitry Kuleba called the statement of his Russian counterpart irresponsible and unacceptable.

It should be noted that earlier the Deputy Chairman of the Russian Security Council, Dmitry Medvedev, issued a similar warning.