Russia’s aggressions against its neighbours since 2008 – first Georgia, then Ukraine twice – impel the urgent reconstruction of European security. While articulating a post-war European security order and Russia’s place there is easy, implementing it is extremely difficult. Nevertheless, in Ukraine, Russia has unilaterally, and unprovokedly, violated or broken at least eight major international treaties and accords, ranging from the 1994 Budapest Memorandum, according to which Moscow had pledged to respect Ukraine’s territorial integrity, to the 1968 Non-Proliferation Treaty, which prohibits nuclear threats against non-nuclear states. It has also broken NATO’s (and especially Washington’s) conventional deterrence.
Read more here.
