<span>Political power shifted from the central government to local notables and military strongmen.
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This led to civil wars in the kingdoms that furthermore weakened the initially powerful governments. The weak central governments could also not withstand the emerging imperialistic pressures from western powers. As a result the empires crashed one by one, and parts of their territories were taken over by the major imperial powers.
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The answer to your question is B. However the troops were eventually withdrawn from Vietnam due to disagreements from the American people.
one reason is because they were a lost civilization for many years and a second reason they have mountains around them so it was very to get there.
How was the world looking at the time? What were the main movements and political and ideological thoughts powering most people.
