President-elect Donald Trump has nominated Keith Kellogg, a former national security adviser and retired lieutenant general in the US military, to be special envoy to Ukraine and Russia in his second administration. Kellogg is likely to be at the centre of negotiations to end the ongoing war in Ukraine, should Russia and Ukraine agree to take part.

President-elect Donald Trump’s soon-to-be national security adviser Mike Waltz has been weighing several proposals in recent days for ending the war between Russia and in Ukraine, including one from Gen.