TransAfrica Forum letter to President Obama on the Proposed United States-Colombia FTA February 22, 2011
League of United Latin American Citizens (LULAC) oppose Colombia, Panama, and South Korea Free Trade Agreements July 17, 2010
Citizens Trade Campaign Letter to President Obama Opposing Korea, Colombia and Panama FTAs January 25, 2010
AFL-CIO Testimony: Comments Concerning the Pending Free Trade Agreement with Colombia September 15, 2009
House Trade Working Group and International Workers Rights Caucus Testimony to USTR on Colombia FTA September 15, 2009
House Trade Working Group Letter to President Obama on Korea, Colombia and Panama FTAs February 26, 2009