Diplomatist; born in
Wilmington, Del., June 23, 1815; a son of
Louis McLane; graduated at the United States Military Academy in 1837, and assigned to the 1st Artillery.
In 1841-43 he studied the dike and drainage systems of
Italy and
Holland.
Returning to the
United States, he resigned from the army; began practising law in
Maryland; and was elected to Congress as a Democrat in 1844, 1846, and 1848.
In 1853
President Pierce appointed him
United States commissioner to
China, with plenipotentiary powers.
After accomplishing his mission he returned to the
United States.
In 1859 he was appointed
United States minister to
Mexico, where he negotiated a treaty for the protection of American citizens.
He again held a seat in Congress in 1878-82, and soon after the expiration of his last term was elected governor of
Maryland.
In 1885-89 he was
United States minister to
France.
He died in
Paris,
France, April 16, 1898.