iBy July 16, the convention had already set the minimum age for senators at thirty and the term length at six years, as opposed to twenty-five for House members, with two-year terms. James Madison explained that these distinctions, based on “the nature of the senatorial trust, which requires greater extent of information and stability of character,” would allow the Senate “to proceed with more coolness, with more system, and with more wisdom than the popular
Many Europeans had experienced the tyranny of monarchies in their own countries. The Patriots' war against George III inspired them. Lafayette and Pulaski may have also been moved by the ideas in the declaration of Independence. I hope this helps you
