As one of the two last living Navajo code talkers who sent indecipherable messages that helped the United States win World War II, he had been upset when the Defense Department removed webpages earlier this week highlighting his efforts and those of other minority service members.

The Pentagon restored some webpages highlighting the crucial wartime contributions of Navajo Code Talkers and other Native American veterans on Wednesday, days after tribes condemned the action. The initial removal was part of a sweep of any military content that promoted diversity,

The Pentagon called the removal of Navajo Code Talker pages from its websites a “mistake,” vowing to restore content related to the Marines who helped win World War II.