U.S. President Barack Obama delivers remarks at Flanders Field American Cemetery in Belgium honoring the sacrifice of American and European troops in World War One

President Obama delivers remarks at Flanders Field American Cemetery in Belgium honoring the sacrifice of American and European troops in World War One. Obama describes how current efforts to keep the peace honors their memory. He quotes the closing line from "In Flanders Fields," a poem by Canadian soldier John McRae. Obama honors his hosts, King Philippe and Prime Minister di Rupo of Belgium.