It depends on the war. the US government wanted more land and went to war getting todays California. there's another time where I believe it might have been the Indian war. it was fought for a no good reason. many were affected by this war.
It made the empire easier to manage because responsibilities were divided among 4 people
Answer:
Imao, the most compelling advantage is that the electoral College is the only thing that matters, if you dont win it you lose
Explanation:
Popular vote doesnt matter in most election, whilst electoral does.
Verticle and horizontal integration basically just gave companies more control over more parts of their product. For example, instead of only owning the plant that say produced cars, the company would also own the mines where they got the metal to make the cars and they would own everything from the raw materials to the final product. It could also edge out competition leading to a powerful monopoly.