Former Navajo Nation leader Peterson Zah dies at age 85

Zah, first president of the largest tribal reservation in the US, worked tirelessly to correct wrongdoings against Native Americans

Peterson Zah, a Navajo Nation leader who guided the tribe through a politically tumultuous era and worked tirelessly to correct wrongdoings against Native Americans, has died.

Zah died late on Tuesday at a hospital in Fort Defiance, Arizona, after a lengthy illness, his family and the tribe announced. He was 85.