Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Portuguese diplomat
João Uva de Matos ProençaGColIH, KCMG (June 4, 1938-January 30, 1990) was a Portuguese diplomat who served in a number of posts, including as Ambassador to the United Nations, Ambassador to Canada and Director of Political Affairs at the Portuguese Ministry of Foreign Affairs.