The US Joined efforts in WW1 on <span>April 6, 1917</span>
C: interview us and Soviet leaders about differences in customs that affected the negotiations
Explanation:
- Cultural history is not interested in explaining events from a political perspective.
- In this case, historian would check why someone is stubborn and not keen to let go when it comes to some agreements.
- He would check why Soviet or American negotiators are strictly using certain sentences, why do they behave the way they behave, etc.
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