If you put the following then people would be able to answer the question
France was a country which controlled Vietnam prior to the Vietnam War as their protectorate.
Explanation:
After WWII, Vietnam won independence but France still controlled the country until Nguyễn Tất Thành took over in 1954. In 1959, North Vietnam launched and forced a system to reunify the country, which pointed to an outbreak of the American War in Vietnam in the early 1960s. It was a close result of the First Indochina War (1946–1954) within France, which maintained Vietnam as a colony, and the communist forces .In 1973 a “third” Vietnam war began a continuation, actually within North and South Vietnam but without significant U.S. preoccupation.
The approach was in line with the practice of imperialism abroad, they just pushed their progressive ideals onto the U.S. citizens the same way they did to the foreigner overseas. They viewed this a sense to improve and reform the society. On the other hand, President Theodore Roosevelt saw it as a way to "uplift" these societies.
The answer would be Europe