People often say that if people don’t study history they will be doomed to repeat it to what historical skill does this statement apply

History as a common memory

Explanation:

As per Santayana's way of thinking, history reoccurs. The expression itself surely is infectious. It is a major one since it is so healthy, yet also in such a case that it is valid and if history, driven by human instinct, we should consistently look forward, yet we need to comprehend our history not to rehash the missteps of the past.

I have seen such a large number of occasions where individuals keep on pursuing incorrectly approaches since they do not set aside the effort to ponder what has occurred in the past is at that point this truism should direct our open and private arrangement.

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: wait what

explanation: