Pope, Burnside, Hooker … The Ranking Game

Most histories of the Civil War pass over the names of John Pope, Ambrose Burnside, and Joseph Hooker rather quickly, and primarily as failed army commanders in Virginia. Yet each man must have achieved something in order to be considered for army command, and in all three cases the general enjoyed a rather good relationship with Abraham Lincoln.

Which one do you think was the most competent? The most successful? The most underrated? Why?