23:15 GMT

Russia has closed airspace along parts of its border with northeastern Ukraine

23:00 GMT

Ukraine’s president addresses Russian people that there are almost 200,000 Russian troops on the border and ‘your leadership has ordered them to move forward’

22:59 GMT

Ukraine’s president says Russia has approved an offensive against his country

22:50 GMT

Ukraine’s president says he attempted to initiate talks with Putin but did not receive a response