Meanwhile, Brahim Ghali, the leader of a movement seeking independence from Morocco, testified before an investigating magistrate at the National Court in Madrid into allegations against him of torture, genocide and other crimes.
"We ask the United Nations to urgently fulfill its promises: that of ridding Western Sahara of colonisation, in accordance with its Charter and its resolutions," Polisario Front leader Brahim Ghali said in a speech at a refugee camp.
Tensions in the former Spanish colony have sparked concern around the globe, with the United Nations, the African Union, Algeria and Mauritania urging both sides to respect a 1991 ceasefire.
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