In February 1960 it was transformed into the Dahomey Nationalist Party (Parti des Nationalistes du Dahomey, PND) after admitting federalists led by Émile Derlin Zinsou.[4] In November 1960 the PND agreed to merge with the RDD and the National Liberation Movement led by Jean Pliya and Albert Teveodjré, this time under the name Dahomeyan Unity Party.[5]