Stop Operation Barbarossa.
Making Trump Obama lose and electing Hillary McCain.
What would it be and why..........The assassination of pres Kennedy who knows what else he could have done for this country or what effect he could have had on future leaders....And he banged Marilyn get big material
Fixed.And have Levrone win the Olympia in 2016.
I'd stop African slaves from ever being brought to the United States. You're welcome.
Because slavery is wrong?
Ally with the third Reich and destroy communism forever.
Germany wins WW2
What would it be and why..........