Respuesta :
Based on Van's story and the circumstances involving the move from Vietnam to the U.S, the push factor that sent Van to the U.S. was the Vietnam War.
Why did Van go to the United States?
According to Van's story, Van had moved from China to Vietnam after WWII to get a better life but then the Vietnam War broke out.
After the Vietnam War, the Communists took Van's property which pushed him to travelling to the United States for a better life.
In conclusion, find out more on the Vietnam War at https://brainly.com/question/12918391.