Mission Manifest: American Evangelicals and Iran in the Twentieth Century - Hardcoverby Matthew K. Shannon (Author) In Mission Manifest, Matthew Shannon argues that American evangelicals were central to American Iranian relations during the decades leading up to the 1979 revolution. These Presbyterian missionaries and other Americans with ideals worked with US government officials, nongovernmental organizations, and their Iranian counterparts as cultural and political brokers the living sinews of a binational relationship during the