Why do people say King John was unjust? Please only write one sentence if possible, this is for a mind map. :)
P. S: no false links plz!

Ineed more to the question

Protecting and assisting  u.s. citizens  living or traveling abroad; assisting u.s.  businesses  in the international marketplace; coordinating and providing support for international activities of other u.s. agencies (local, state, or federal government), official visits overseas and at home, and other diplomatic efforts.keeping the public informed about u.s. foreign policy and relations with other countries and providing feedback from the public to administration officials.providing  automobile registration  for non-diplomatic staff vehicles and the vehicles of diplomats of foreign countries having  diplomatic immunity  in the united states

Unfortunately, this question is made for an opinion, so you'll have to answer based on your experience.. for the