Final answer:
Indochina belonged to the French Empire when the Indochina War started.
Step-by-step explanation:
When the Indochina War started, Indochina belonged to the French Empire. The Indochina War, also known as the First Indochina War, was fought between the French and the communist forces of Viet Minh. It lasted from 1946 to 1954.
Learn more about Indochina War