UNIVERSITY OF CHICAGO POLITICAL SCIENCE PROF. CHARLES LIPSON: Trump’s Powerful Speech In Poland. “It was everything the Poles had hoped for, and more. They remember, with a shudder, how President Obama tried to buy goodwill from the Russians in 2009 by reneging on the United States’ promise to Poland to install an anti-missile defense system. Obama got nothing in return, and the Poles were left twisting.”