The Datem del Marañón is one of the seven provinces in the Loreto Region of Peru. It was created on August 2, 2005 during the presidency of Alejandro Toledo.Political divisionThe province is divided into six districts. Andoas (Alianza Cristiana) Barranca (San Lorenzo) Cahuapanas (Santa María de Cahuapanas) Manseriche (Saramiriza) Morona (Puerto Alegría) Pastaza (Ullpayacu)