As Lee prepared to invade the North a second time, what are three things he realized?

A big win on Union soil would end the war. Morale in the North was at an all-time low. Foreign aid would come if he won there.

Explanation: Lee realized these three major things as he prepared confederate rebels for the second invasion of the Union/Northern states! Although a Confederate victory is unlikely,this what the General was thinking about before this. ~FEEL FREE TO MARK BRAINLIEST~