Nicolas Dupont-Aignan (born 7 March 1961), sometimes referred to by his initials NDA, is a French politician serving since 2008 as president of the minor party Debout la France. He is its only member of the National Assembly, having been elected for Essonne's 8th constituency ever since 1997; he was previously mayor of Yerres from 1995 to 2017. A member of the Union for a Popular Movement (UMP) party until... see more