In  the 17th and 18th centuries, they organized a number of palace  coups, and when they revolted against attempts to westernize, they  became ungovernable, and were massacred in the 1826 Auspicious  Incident on orders from Sultan Mahmud II.
They were organized into three divisions, the cemaat,  bilkhalki, and segban, and their commander was known as an aga. In  the 17th and 18th centuries, they organized a number of palace  coups, and when they revolted against attempts to westernize, they  became ungovernable, and were massacred in the 1826 Auspicious  Incident on orders from Sultan Mahmud II. FTP, identify this elite  corps in the Ottoman empire.
They were organized into three divisions, the cemaat,  bilkhalki, and segban, and their commander was known as an aga.
{Janissaries} or {Yeniceri}