Three earnest Obama volunteers sit at a folding table stacked high with voter registration forms. People walk by and smile when they see the “Change We Can Believe In” signs. Most of them cannot register to vote, however, as they…

BERLIN — When Barack Obama’s campaign finally selected the Victory Column in Berlin as the site for his speech on global cooperation, no doubt they considered its history and aura of gravitas. Located in Berlin’s central Tiergarten Park, the Victory…