Ukrainian Sukhoi Su-27 Flanker fighter jet

In the pre-war discussions between the US and Russia, Joe Biden warned Russia about the consequences of aggression, but explicitly excluded the possibility of the use of armed force by the United States. Now as Ukrainian civilians come under severe attack and refugees are pouring into other central European countries,Continue Reading

The Conversation

The unfolding invasion of Ukraine will have far-reaching repercussions that extend way beyond a breach of international law and a violation of the country’s territorial integrity. As American international relations expert David Yost notes, Russia’s actions will weaken the credibility of major power security assurances, undermine the nuclear nonproliferation regimeContinue Reading