At the opening of the war of 1733, he again appeared at the head of the army at the advanced age of sixty-nine, but having lost the vigor and fire of youth, he effected nothing of importance.
Peter the Great of Russia was proclaimed czar at ten years of age; at twenty he organized a large army and built several ships; at twenty-four he fought the Turks and captured Asoph; at twenty-eight he made war with Sweden; at thirty he entered Moscow in triumph after the victory of Embach, and the capture of Noteburg and Marienburg; at thirty-one he began the city of St.Petersburg; at thirty-nine he was defeated by the Turks and forced to ransom himself and army.

His latter years were mostly devoted to civil and maritime affairs.

He died at the age of fifty-five.
Charles the XII.

of Sweden ascended the throne at the age of fifteen, completed his first successful campaign against Denmark at eighteen, overthrew eighty thousand Russians at Narva before nineteen, conquered Poland and Saxony at twenty-four, and died at thirty-six.
Frederick the Great of Prussia ascended the throne at twenty-eight, and almost immediately entered on that career of military glory which has immortalized his name.

He established his reputation in the first Silesian war, which he terminated at the age of thirty.