The Soviet Union fell in 1991, ending a decades-long ideological conflict with the United States known as the Cold War. The years that followed saw considerable change around the world, including growing perceptions of a so-called Clash of Civilisations between the Muslim world and the West. His Highness the Aga Khan addressed this changing landscape and the gulf of knowledge between the West and the Islamic world in these excerpts of his commencement speech at Brown University on 26 May 1996.