Luís Marques Mendes Luís Marques Mendes The 2006 Portuguese Social Democratic Party leadership election was held on 5 May 2006.

This was the first leadership election open to all party members, due to a change in the party's rules proposed by then party leader Luís Marques Mendes, elected in April 2005.

[1] Marques Mendes was the sole candidate, thus winning with more than 90% of the votes.

[2]