[1] Running as an independent candidate, he placed fifth in the March 2007 presidential election, and he has been the President of the Alliance for Justice and Democracy/Movement for Renewal (AJD/MR) party from August 2007 until January 2024.
Following this anti-racist publication, which highlighted alleged "racial practices" by the Mauritanian Government, many black leaders were arrested and thrown to jail.
In 1989, after being released from jail, Sarr left and resigned from FLAM and ceased all his political activities until the democratization process was started in 1992 by President Maaouya Ould Sid'Ahmed Taya.
Claiming that "I am the candidate of the oppressed", he called for equal rights for Pulaar, Soninké and Wolof people alongside Moors, and the return of Mauritanian refugees from Senegal.
[4] Sarr said on May 10, 2008, that the AJD/MR would not participate in the government of Prime Minister Yahya Ould Ahmed El Waghef due to many policy differences.