Answer:
Because runaway slaves could not expect any help until they got to a free state, it was more difficult for slaves in the Deep South like Alabama and Louisiana to make it to freedom.
Explanation:
Satan uses our 'fleshly weakness' to lead us into temptation. The first temptation Jesus faced in the wilderness was 'the lust of the flesh'. Just as it was then, in today's world this is the desire of material things such as food, clothing, money, etc. instead of trusting God for our provision of these things, specifically the 'spiritual food's that only God can give!
The main reason was to prevent communism in Vietnam Also to Help reduce the french influence towards Vietnam. Hope this helps!