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Ancient city and rise power when the Persians were in proximity of and hence influenced by Elam and Babylon, two hotbeds of civilization and governance. this influence would help them later on.
Answer:
4. Trench Warfare.
Explanation:
Since its a front taking place on land, both sides used trenches to hide, take cover, and fight in.
China had become communist in 1949 and communists were in control of North Vietnam. The USA was afraid that communism would spread to South Vietnam and then the rest of Asia. It decided to send money, supplies and military advisers to help South Vietnamese Government.
