Which event marked the start of the nuclear arms race?
a.)soviet union's first test of an atomic bomb in 1949
b.) united states' first test of a hydrogen bomb in 1952
c.) soviet union's launching of sputnik 1 in 1957
d.) cuban missile crisis of 1962

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