The EU threatened Russia with new trade sanctions if Moscow fails to start reversing its action in Ukraine.
Ukraine's Petro Poroshenko also said EU leaders agreed to prepare new sanctions on Russia, conditional on progress of his peace plan.
Britain and six other states are to create a new joint expeditionary force to bolster Nato's power in response to Russian aggression.
The first indications of an upturn raise hopes as Greece's finance minister aims to steer the country out of its catastrophic recession.
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Jinn is an app that allows users to order anything from any shop in London and get it delivered within 60 minutes, explains co-founder and CEO, Leon Herrera.
Andrew Wood, an associate fellow at Chatham House, discusses the latest developments in the Ukraine crisis and what can be done to stop Russian aggression.
European closed mostly flat on Friday the U.K. raised the odds of a terrorist attack on its soil to "severe" from "substantial".