With the heavy defeat of the Socialists on the national scale during the 2007 elections, Manuel Valls has taken a prominent position in the party and has been given the nickname of "Le Sarko de la gauche" (the left wing Sarkozy).
Dengan kekalahan besar Sosialis dengan skala nasional selama pemilihan 2007, Manuel Valls telah mengambil posisi penting di partai itu dan diberikan julukan"Le Sarko de la gauche" (Sarkozy sayap kiri).