The White House has accused Russia of stepping up its destabilising activity in Ukraine in an “extremely dangerous and provocative” way.

Russian military vehicles crossed into Ukraine during the night, according to Nato and Ukraine, and the Ukrainian president said most of them were quickly destroyed by his troops.

ZIMBABWE: President Robert Mugabe’s party said yesterday it is prepared to form a government on its own if the opposition won’t join it — a move certain to anger the West.