They didn't. They would recycle materials and make new buildings out of old ones or change the purpose of a building to a new one. They would also heavily use wood in building houses and things like that because it was available and was not that difficult to manage unlike stone.
They chose to create the declaration of independence because the English were being oppressive toward the new colonies. Since they didn't like it the created the document to break free of the English to be able to fight them. Even though there was already bloodshed they wanted to end that.
When it comes to the us becoming a imperial power, their main goal was economic expansion. now their ideals were good but since they started being an imperial power the economy has gone rather worse. so to answer your question their goals were good not have not been achieved.
Answer: an extensive network of roads and bridges
Explanation:
I got it right on edge 2020, and because the roads helps the preachers of god travel throughout Rome.