What role did the united states play in the indochina war? a) the united states provided supplies and military observers to france. b) the united states sent financial aid to the democratic republic of vietnam's independence movement. c) the united states chose to remain neutral, believing the conflict to be a decolonization effort. d) the united states established a demilitarized zone along the 17th parallel.

a) The United States provided supplies and military observers to France.

In the beginning, the U.S. had a neutral position regarding the Indochina war however, its position changed, as for the nation feared that the growing communism of Vietnam, would expand to other nations and result in a destabilization of powers throughout Southeast Asia and affect negatively the U.S. national security.

Therefore in 1949, the U.S. decided to support France, and by 1950, it had increased its aid toward France. It gave financial, logistical, and political assistance and military supplies. Progressively, it provided direct military assistance as well.

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the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.