The agreement was supposed to lead to a referendum in 1998, after it had been prevented from taking place in 1992 as originally envisioned.
Morocco wanted to augment the voter list based on the census taken during the Spanish time of 1970s, while Polisario rejected the proposal, leading to the prevention of referendum of the accord.
Mauritania withdrew in 1979, and Morocco eventually secured control of most of the territory, including all the major cities and natural resources.
In the first plan, he proposed autonomy to the region with foreign affairs and defense managed by Morocco.
The one voter identification plan suggested by Baker was agreed by both parties in the second round of talks in London.
The third round of talks in Lisbon on 29 and 30 August brought out issues of political prisoners, and code of conduct of referendum.
Morocco wanted to augment the voter list based on the census taken during the Spanish time of 1970s, while Polisario rejected the proposal, leading to the prevention of referendum of the accord.