Pope Innocent XI, born Benedetto Odescalchi in 1611, served as the head of the Roman Catholic Church from 1676 until his death in 1689. He is known for his efforts to reform the Church and promote moral integrity among clergy. His papacy was marked by a commitment to combating corruption and supporting the rights of the Church against secular powers. Innocent XI is also recognized for his role in the War of the Grand Alliance, where he sought to unite European powers against Louis XIV of France. His diplomatic efforts aimed to strengthen the Church's influence and maintain peace in Europe during a time of significant political turmoil.