After all, there's no clear concept of "World War I" or "World War II" in this world.
However, when Lincoln first saw the alternative proposals, he was shocked to find:
The famous historical battles submitted by the two people, although the warring parties, reasons for the war, and the outcome of the war were not the same, the locations where the wars took place were very familiar!
After careful research, he realized retrospectively that there were many factors that determined the outbreak of war, but "resources" and "location" were the two key factors.
And these two factors have been determined since humans were still primitive.
Why is the Middle East always coveted by people?
Because there is oil under their butts.
Why is the Suez Canal a must-fight place for military strategists?
Because it is located at the junction of Asia, Europe, and Africa, it is the world's busiest waterway and a key point at sea.
Who wouldn't be envious?