What act banned the expansion of slavery into territory north and west of the ohio river?
a. articles of confederation

b. northwest ordinance

c. declaration of independence

d. three­fifths compromise

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".

this is a good question! i'll do some research and come back when i have the answer!