Several countries, including the UK and the US, are urging nationals to leave Ukraine

Several countries including UK, US urge nationals to leave Ukraine Russia has the troops in place to invade Ukraine “at any time” and American citizens should leave within the next 48 hours, the US has warned.

His comments came as US officials warned of a further build-up of Russian troops at Ukraine’s borders over the past week and planned Russian military exercises in the Black Sea in the coming days.

Moscow has begun massive military drills with neighbouring Belarus, and Ukraine has accused Russia of blocking its access to the sea.

Russian naval drills took place in Crimea on Friday, while 10 days of military exercises continued in Belarus, to the north of Ukraine.