BNA won four seats in the Niamey municipal polls of November 18, 1956, finishing in third place behind PPN-RDA and the Nigerien Democratic Union (UDN) of Djibo Bakary.[8] With the support of the four BNA councillors, the UDN was able to claim the mayoralty.[9] In Zinder the party finished in second place with nine seats.[3] With the support of the UDN, BNA won the mayoral post in Zinder.[4]