Charles Kupchan, professor of international affairs, on German Chancellor Angela Merkel's role in keeping Iran from developing nuclear weapons:

“I think it was notable that Merkel stepped up to the plate, making clear that a nuclear Iran is unacceptable. It seems that in the aftermath of her re-election, she is willing to take a firmer stand.”

Merkel Marks Wall Anniversary

November 3, 2009, The New York Times