This position paper examines the consequential effects of the military coup in the Republic of Niger on the Nigeria’s bid to end armed banditry. It has made an evaluation of the bi-lateral truce entered into between some states in North-west Nigeria namely Zamfara, Sokoto and Katsina and regional government of Maradi in Niger Republic and how the threat of the military action and enforcement of the economic sanction may likely affect the success of the fight against insurgency. It has also made an extensive evaluation of the factors responsible for the military coup in Niger and what the Nigerian government should avoid. It has adopted mixed research methodology of literature review and filed interview to ascertain the extent at which the coup can affect Nigeria-Niger Diplomatic relations.