Why did the league of nations not include some major powers when set up?

Its greatest weakness was that it contained no measures to punish aggressive nations nor did it provide any way to enforce its terms. The major powers could still make war by claiming that they were acting in self-defence or to protect their own interests.

Explanation:

Hope it helps! If not I'm sorry.

because they were punished because of the war they started or help start

Explanation:

americans had many intangible advantages. well since the british fought a war far from home military orders, troops, and supplies sometimes took months to reach their destinations, and the british had an extremely difficult objective. they had to persuade the americans to give up their claims of independence, americans had a grand cause: fighting for their rights, their independence and their liberty. this cause is much more just than waging a war to deny independence.