Question: Which city in central Niger was where weapons were burned in September 2000 to commemorate a peace agreement?
Sentence (from "Concord Day"): Concord Day marks the anniversary of the signing of the 24 April 1995 Peace Accord between the Government of Niger and the Organisation of Armed Resistance ("Organization de Resistance Armee", ORA) at the Congressional Palace in Niamey ("Palais des Congrès de à Niamey").
Relevant evidence: No