The Phantom Tolbukhin — Harry Turtledove

LEADERSHIP MAKES ALL THE DIFFERENCE

At Gaugemela the Macedonians had Alexander and the Persians had--Darius. Result: world conquest. But what if the Persians had--Erwin Rommel. Or what if George S. Patton had commanded Southern forces at Bull Run, and Lincoln had become a Confederate prisoner?

The possibilities are endless. . . .