Military officer; born in New York, Dec. 29, 1831; served on the staff of
General Sherman early in the
Civil War; was severely wounded at
Port Hudson; joined
General Grant, and became his military secretary, with the rank of lieutenant-colonel, in January, 1864; and was made aide-de-camp to the general of the army, with the title of colonel, in March, 1865; and retired in 1869, holding the rank of captain, U. S. C., and brevet brigadier-general, U. S. V. He was consul-general in
London in 1870-81; accompanied
General Grant on his journey around the world in 1877-78; and was consul-general in
Havana in 1882-84.
After
General Grant's death
Badeau lost a suit against the heirs for compensation for alleged services in the preparation of
General Grant's
Memoirs.
He published
Military history of Ulysscs S. Grant;
Grant in peace, and several romances.
He died in
Ridgewood, N. J., March 19, 1895.