A historian best use of this document would be as 1. a record

I don't understand your question. Did you mean to put a pic? Try re-posting the question.

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.