The Arabic–African Union Treaty was signed on 13 August 1984 between King Hassan II of Morocco

Morocco

Morocco , officially the Kingdom of Morocco , is a country located in North Africa. It has a population of more than 32 million and an area of 710,850 km², and also primarily administers the disputed region of the Western Sahara...

 and Muammar al-Gaddafi

Muammar al-Gaddafi

Muammar Muhammad Abu Minyar Gaddafi or "September 1942" 20 October 2011), commonly known as Muammar Gaddafi or Colonel Gaddafi, was the official ruler of the Libyan Arab Republic from 1969 to 1977 and then the "Brother Leader" of the Libyan Arab Jamahiriya from 1977 to 2011.He seized power in a...

 of Libya

Libya

Libya is an African country in the Maghreb region of North Africa bordered by the Mediterranean Sea to the north, Egypt to the east, Sudan to the southeast, Chad and Niger to the south, and Algeria and Tunisia to the west....

. It was approved by Moroccan voters in a referendum

Moroccan Arabic–African Union Treaty referendum, 1984

A referendum on the Arabic–African Union Treaty was held in Morocco on 31 August 1984. The treaty would create a union of states between Morocco and Libya as part of a first step towards a "Great Arab Maghreb". It was approved by 99.98% of voters, with a 97% turnout.-Results:...

 on 31 August, and by the Libyan General People's Congress. The aim was to establish a "union of states" between the two, and eventually to create a "Great Arab Maghreb".

The treaty startled the administration of US president Ronald Reagan

Ronald Reagan

Ronald Wilson Reagan was the 40th President of the United States , the 33rd Governor of California and, prior to that, a radio, film and television actor....

, and eventually led to the establishment of the African Union

African Union

The African Union is a union consisting of 54 African states. The only all-African state not in the AU is Morocco. Established on 9 July 2002, the AU was formed as a successor to the Organisation of African Unity...

in 2002.