Answer: It was for protection from artillery, and advancements in weapon technology that caused ww1 to be fought in the trenches
Explanation:
I would say the most significant weaknesses of the government under the Articles of Confederation was the fact that the central government was too weak to enforce laws and couldn't impose taxes. The states had the most authority and since the government wasn't able to impose taxes, it doesn't have enough funds for a military (and it had to ask the states for troops). Without a strong military, it will be hard to defend the nation well if anything should occur.
They were at an advantage, as they were able to claim the best land before East Coast migrants arrived and had farming experience.