Russia warned the West and Ukraine on Friday of "disastrous consequences" if Kyiv moved against close Russian ally Belarus, making clear it would intervene to defend a country where it has deployed tactical nuclear weapons.

Russia warned that Ukraine could face "disastrous consequences" if they continue to move its forces towards Belarus, its closest military ally.

A close ally of President Vladimir Putin warned Western governments on Thursday that a nuclear war would ensue if they gave the green light for Ukraine to use long-range Western weapons to strike targets deep inside Russia.

Russian President Vladimir Putin warned that if the West backs Ukraine's use of long-range missiles, it risks escalating the war into direct conflict with NATO. He emphasized that Moscow would respond decisively if its territory is targeted,

A senior Russian lawmaker on Thursday said that Ukrainian strikes on Russia with Western missiles would lead to global war with the use of nuclear weapons and that Moscow's response would be tough with more powerful weapons.