claim: Peru joined the Group of 15 25 years after the group's creation.
evidence: Le Rousset is a former commune in the Saone-et-Loire department in the region of Bourgogne-Franche-Comte in eastern France .. commune. Communes of France. Saone-et-Loire. Saone-et-Loire. department. Departments of France. region. Regions of France. Bourgogne-Franche-Comte. Bourgogne-Franche-Comte. France. France. On 1 January 2016 , it was merged into the new commune of Le Rousset-Marizy .. commune. Communes of France. Le Rousset-Marizy. Le Rousset-Marizy