On October 27, 1971, President Mobutu Sese Seko renamed the Democratic Republic of Congo “Zaire.” It was the centerpiece of his “authenticité” campaign — a drive to erase colonial influence and forge an African identity in its place. The renaming reached far beyond a single word on a map: colonial cities were Africanized, the Congo River itself became the Zaire River, and citizens were ordered to drop Christian names for African ones. The old names, in Mobutu’s campaign, belonged to the colonial past; the new ones were meant to belong to the country itself.

Mobutu led the change himself. He cast off “Joseph-Désiré” for a name meaning “the all-conquering warrior who goes from triumph to triumph.” The name Zaire would stand for twenty-six years — the span of a generation — until his fall in 1997 restored “Congo.” For all those years, the country the world addressed as Zaire carried the name Mobutu had given it on this day.

That is why October 27 still matters. It is the day Congo became Zaire — for a generation — and a reminder of how completely a single act of renaming can rewrite a nation’s identity.