"Madrid Accords" . . . "agreed to decolonise the territory" . "purported partition of it between Morocco and Mauritania" . . . . "Madrid Accords" . . . "starting in 1975" . . "decision" . . "tripartite agreement" . . . "1975 Tripartite Madrid Accords" . . . . . "was passed on to and partitioned" . "Madrid Agreement" . "ceasefire" . "a treaty" . . . "tripartite conference" . . . . "agrees to decolonize" . "Madrid Agreements" . .