معاوية ولد سيدي أحمد الطايع
Returning to Mauritania in 1991, he ran for President against Maaouya Ould Sid'Ahmed Taya in January 1992 and took second place with 32.73% of the vote, behind Taya. Also in 1992, he became Secretary-General of the Union of Democratic Forces-New Era (UFD-EN), an opposition party.