In his standard reference work on the Civil War, Generals in Blue, Ezra Warner declared George B. McClellan (1826--1885) "one of the most controversial figures

George B. McClellan was a second lieutenant in the formation of combat engineers that accompanied Maj. Gen. Winfield Scott's army of invasion during the Mexican

"McClellan is to me one of the mysteries of the war." - Ulysses S. Grant Over the last 150 years, historians and Americans have endlessly debated over the Civil