The map shows the Roman Empire. A map titled Boundaries of the Roman Empire. A key shows areas of the Roman Empire during 2 time periods. Roman Empire in 201 B C E are green, Roman Empire additions in 100 B C E are purple. How would a historian use this political map to study Roman civilization? to understand Roman forms of government to determine how the Roman Empire expanded over time to determine how much wealth the Roman Empire had to understand how geography affected Roman culture

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