are you talking about the Panama Canal?
The social incentives were that nobody wanted war anymore, people were sick of war and wanted peace. The political were tied to the social - politicians did what the people wanted to gain popularity points. The economic incentives were that peace time and relief efforts were less costly than war.
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Answer: A, Ghengis Khan Divided his Mongol Empire into 4 Khanates
Hello there! :)
I personally didn't know the answer to this question, but I looked it up out of curiosity:
<span>"By the early 19th century, a nationalist movement developed and led to the reunification of Italy--except for Rome--in the 1860s. In 1861, Victor Emmanuel II of the House of Savoy was proclaimed King of Italy. Rome was incorporated in 1870."</span>
I hope this helps :).
