What made it impossible for King John to do anything but sign the Magna Carta? Was this extortion? (Blackmail) Why or Why not? Use at least one quote from the text as evidence to support your response.

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".

answer; i believe the correct answer is (the willamete valley);

hey, did you get this? could you me out?