He died at the age of fifty-four.
Vauban entered the army of Conde as a cadet at the age of seventeen, at twenty was made a lieutenant, at twenty-four he commanded two companies, at forty-one was a brigadier, at forty-three a _marechal-de-camp_, and at forty-five commissaire-general of all the fortifications of France.
At the age of twenty-five he had himself conducted several sieges, and had assisted at many others.
Turenne entered the army before the age of fourteen; he served one year as a volunteer, four years as a captain, four years as a colonel, three years as a major-general, five years as a lieutenant-general, and became a marshal of France at thirty-two.

He had won all his military reputation by the age of forty.
Prince Maurice commanded an army at the age of sixteen, and acquired his military reputation in very early life.

He died at fifty-eight.
The great Conde immortalized his name at the battle of Rocroi, in which, at the age of twenty-two, he defeated the Spaniards.

He had won all his great military fame before the age of twenty-five.
Prince Eugene of Savoy was a colonel at twenty-one, a lieutenant-field-marshal at twenty-four, and soon after, a general-field-marshal.

He gained the battle of Zenta at thirty-four, and of Blenheim at forty-one.