Russia’s G8 partners have condemned Moscow’s military build-up in Ukraine amid fresh diplomatic efforts to avert a dangerous escalation of the crisis, the BBC reports.
The world’s seven major industrialized powers also suspended preparations for the G8 summit in Sochi in June.
Meanwhile, European Union foreign ministers are due to meet in emergency session in Brussels.
The moves come as Russian military forces continue to strengthen their grip on the Crimean peninsula.
Ukraine’s interim government has accused Russia of having declared war, and has ordered the mobilization of its armed forces.