EU puts pen to paper, signs unity pledge on 60th anniversary

With Britain poised to start divorce proceedings, the 27 remaining European Union nations put pen to paper Saturday in Rome to renew their vows for continued unity in the face of crises that are increasingly testing the bonds between members.

The EU nations marked the 60th anniversary of their founding treaty as a turning point in their history, as British Prime Minister Theresa May will officially trigger divorce proceedings from the bloc next week — a fact that European Commission President Jean-Claude Juncker called "a tragedy."