California ? George Francis, the nation’s oldest man, who lived through both world wars, man’s first walk on the moon and the election of the first black president, has died. He was 112.

Francis died Saturday of congestive heart failure at a nursing home in Sacramento, his son, Anthony Francis, said Sunday.

UCLA gerontologist Dr. Stephen Coles, who maintains a list of the world’s oldest people, said Francis lived 112 years and 204 days.

With Francis’ death, Walter Breuning of Montana, who is 112 years, 98 days old, becomes the country’s oldest living man. At 114, Gertrude Baines of Los Angeles is the nation’s oldest living person. The world’s oldest person is Maria de Jesus of Portugal, who is 115 years, 109 days old, Coles said.