Until '40.
France .
france
because vietnam used to be in the french colony
America was a colony of Great Britain & Vietnam was a colony of France.
France and Japan.
Its not Japan for A+
Indochina
France.
1956
France.
France ran Vietnam as a colony before the First Indo-China War in the early 1950's . Vietnam gained independence in 1954.
Vietnam was a colony of France, until Vietnamese revolutionaries were able to declare independence.