Letter to the U.S. Department of State on the Congo, October 28, 1997
Letter to Secretary Clinton on Special Envoy to the Democratic Republic of the Congo. June 9, 2011
Letter to Senators Brownback and Feingold on the Democratic Republic of the Congo, November 25, 2008
Letter to Secretary of State Clinton Requesting a Special Envoy for Great Lakes Region of Africa, June 9, 2011