What impact did many state constitutions have on the separation of church and state affairs?

This was based on the First Amendment where government must not get involved in any religious activities or support any kind of religion.  It would promote the right to express different opinions that are free of any religious influence. Apart from that governments run by religious institutions tend to suppress rights of the people which goes against democratic ideals.

popular sovereignty   influenced the declaration of independence because the colonists wanted to have freedom to do they wanted so they put into writing

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.