Iranian President Ahmadinejad Speaks At Columbia University

NEW YORK - SEPTEMBER 24: Iranian President Mahmoud Ahmadinejad speaks at a forum for world leaders at Columbia University September 24, 2007 in New York City. The highly controversial leader's appearance at Columbia has led to thousands of protesters descending on the university in opposition. Ahmadinejad, one of dozens of world leaders in New York for the annual United Nations General Assembly, has publicly called for the destruction of Israel and has raised questions about the authenticity of the Holocaust. (Photo by Stephen Chernin-Pool/Getty Images)