London / Bloomberg The pound fell the most since May 2010 after London Mayor Boris Johnson, one of the U.K.’s most popular politicians, said he’ll campaign for Britain to leave the European Union in a June referendum. Sterling dropped at least 1.1 percent against all its 16 major peers, reversing a gain made on Friday when Prime Minister David Cameron ...

BERLIN / AFP Ending Europe’s open-borders Schengen agreement would cost EU economies at least 470 billion euros ($520 billion) over a decade, according to a German study published on Monday. The impact on trade flows would also cost major trade partners the United States and China tens of billions of euros each, said the study by the Prognos institute on ...

Lviv / AFP Branches of at least three Russian banks have been attacked during a spate of weekend violence across Ukraine that coincided with the second anniversary of the ouster of Kiev’s Moscow-backed leadership. The latest incidents occurred overnight Sunday in Lviv — a nationalist bastion in the west of the former Soviet republic — where unknown assailants torched the ...