06/01/1987
https://www.presidency.ucsb.edu...
"By virtue of the authority vested in me as President by the Constitution and the statutes of the United States of America, including Section 621 of the Foreign Assistance Act of 1961, as amended, and ..."
"The United States calls for all governments to advance the democratic process and work toward a system of government based on the consent of the governed."
"We pledge here today that if South Africans address the imperatives of constructive change, they will have the unswerving support of our government and people in this effort."
"From our beginning, regard for human rights and the steady expansion of human freedom have defined the American experience."