Germany has no desire to dominate other countries, but it needs to leverage its post-war experiences of democracy and prosperity to play a bigger role on the global stage, President Joachim Gauck said. Germany, still haunted by its Nazi past seven decades after the end of World War Two, remains reluctant to send troops abroad even on peacekeeping missions. It faced criticism from allies in 2011 for abstaining in a U.N. vote backing military intervention in Libya and declined to join the operation. Gauck, 74, a former pastor and human rights campaigner in communist East Germany, caused a stir with...