An understandable desire to avoid a nuclear war could actually make the world more dangerous if it means rushing to implement a "peace" in Ukraine that serves Russian interests, an expert told Insider. Such a move, which some influential figures have called for, risks setting a precedent that atomic blackmail is the way to win wars and take territory troops can't otherwise hold, a model that could be copycatted by even the weakest nuclear-armed states, and may only succeed at delaying another war. Pavel Podvig, an expert on Russia's nuclear doctrine and capabilities at the UN Institute for Disarmament Research,...