British Prime Minister Theresa May has called for a new security treaty with the EU from 2019 - the year Britain leaves the bloc.<br /> She made the plea to Western leaders at the Munich Security Conference, promising that UK would remain committed to Europe's security after Brexit. <br />She also warned that political and institutional interest should not get in the way of cooperation against crime and terrorism.<br />While welcoming the idea, President of the European Commission Jean-Claude Juncker said security should not be conflated with other unresolved Brexit issues. <br />