The Truth-o-Meter says: Mostly True | Mostly True: Obama says world opinion of U.S. better now than eight years ago President Barack Obama invoked his characteristic themes of hope and unity at the Democratic National Convention, countering what he called Donald Trump’s "pessimistic vision of a country where we turn against each other." Whereas Obama touted Hillary Clinton as having earned the respect of leaders around the world and experts at home, he rebuked Trump’s isolationism and more unconventional foreign policy positions and proposals.