Map depicting the area under Moroccon control in the Western Sahara, late 1979 to May 1981
Own work based on:✦ Western sahara territorial control 1976-1979 topographic map-en.svg by Goran tek-en

Information from:

Director of Central Intelligence, Western Sahara. Ramifications of Mauritanian Withdrawal and Moroccan Expansion (= Interagency Intelligence Memorandum. 79-10018). Central Intelligence Agency, August 1979, page 4
Requested by and knowledge from Antemister
Goran_tek-en