How has federalism benefited the two-party system?

Are people more motivated to change from positive or negative experiences, like slavery, womens rights, and any other historical movements/moments? i need more factual information than opinions.

Which term is synonymous with natural rights according to enlightenment philosophers legal rights divine rights positive rights universal rights

The long english tradition of figured prominently in the founding fathers' discussion of the ownership of firearms. a) police squads b) target practice c) aristocratic rifle associations d) militias