:plunged to a post-Cold War low as Barack Obama slapped on sanctions over the Ukraine crisis and Russia's alleged meddling in Trump's election.<ref> [http://www.dailymail.co.uk/news/article-4237090/Mike-Pence-tells-security-summit-US-hold-Russia-accountable.html Mike Pence fires NATO warning at Vladimir Putin] - ''Daily Mail Online''</ref>
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:plunged to a post-Cold War low as Barack Obama slapped on sanctions over the Ukraine crisis and Russia's alleged meddling in Trump's election.<ref> [http://www.dailymail.co.uk/news/article-4237090/Mike-Pence-tells-security-summit-US-hold-Russia-accountable.html Mike Pence fires NATO warning at Vladimir Putin] - ''Daily Mail Online''</ref> US Secretary of State [[Rex Tillerson]] said that US sanctions against Russia will remain in place until Moscow "reverses the actions" it has taken in Ukraine.<ref>[http://edition.cnn.com/2017/03/31/politics/rex-tillerson-russia-ukraine/ Tillerson: US to maintain Ukraine-related sanctions on Russia until Crimea is returned]</ref>