TALLINN — The Trump administration doesn’t like a unified European Union because the bloc is a geopolitical power that Washington has to contend with, EU foreign policy chief Kaja Kallas said on Sunday, urging EU member countries not to weaken the bloc by pursuing bilateral agreements with the U.S. “They don't like the European Union, that’s very clear,” Kallas said at the Lennart Meri Conference in Tallinn on Sunday. “But we need to understand why they don't like the EU; why China doesn't like