Peter_MacDonald_(Navajo_leader)

Peter MacDonald (born December 16, 1928) is a Native American politician and the only four term Chairman of the Navajo Nation. MacDonald was born in Arizona, U.S. and served the U.S. Marine Corps in World War II as a Navajo Code Talker. He was first elected Navajo Tribal Chairman in 1970.
In 1989, MacDonald was removed from office by the Navajo Tribal Council, pending the results of federal criminal investigations headed by the Bureau of Indian Affairs. MacDonald was sent to federal prison in 1990 for violations of US law and subsequently convicted of more U.S. federal crimes, including fraud, extortion, riot, bribery, and corruption.