NATO Secretary-General Mark Rutte has warned that a Russian victory over Ukraine would undermine the dissuasive force of the world’s biggest military alliance and could cost trillions of dollars to restore the organization's credibility.

DAVOS (Reuters) - NATO Secretary General Mark Rutte reaffirmed on Thursday the need to step up support for Ukraine, adding it was vital Russia did not win as it could result in Russian President Vladimir Putin 'high fiving' the leaders of North Korea and China.

The loss of Kiev will cost NATO not the additional billions of dollars that the alliance allocates for military needs now, but additional trillions of dollars, said NATO Secretary General Mark Rutte,

NATO Chief Mark Rutte has said that if a deal is reached between Russia and Ukraine that is aligned more towards Moscow, Putin and his allies, including China, North Korea, and Iran will have the last laugh,

Russia on Thursday rejected the idea of NATO countries sending peacekeeping troops to Ukraine in the event of a ceasefire in the war with Russia, saying such a move would threaten to cause an "uncontrollable escalation".