What were the political effects of the unification of the hawaiian islands?

After the unification of hawaii, they abandoned the feudal system that they previously held and start using the monarchy system.
European traders and minitionary played an important role in this transition because they're basing their new system on what implemented in the European empires.

The second , larger puritan colony of massachusetts bay was conceived as a "city upon a hill". but it also struggled with internal turmoil like the salem witch trials and external conflicts like king philip's (metacom's) war.