, 7 July 1994) was an Argentine

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

 jurist.

Between 1964 and 1972 he held a seat on the United Nations International Law Commission.
He also served as the Argentine ambassador to the United Nations

United Nations

The United Nations is an international organization whose stated aims are facilitating cooperation in international law, international security, economic development, social progress, human rights, and achievement of world peace...

 between 1966 and 1970. He then served as a judge on International Court of Justice

International Court of Justice

The International Court of Justice is the primary judicial organ of the United Nations. It is based in the Peace Palace in The Hague, Netherlands...

 ("World Court

World Court

* any of the international courts located in The Hague:**the International Court of Justice , a UN court that settles disputes between nations...

") from 1973 to 1991. During this period he served as the president of the International Court of Justice between 1988 and 1991.