When analyzing a source, historian has to remain unbiased and free from personal feelings and opinions. They know that there are different source of an event and they may reveal different facts which could cross-check his argument. The objective historiography is possible only when the historian is unbiased and when different sources like archaeological, literary and other sources are cross-checked and interpreted independently.
It established selective service draft of young men in the US is the US escalate its own efforts to win the Vietnam War in the late 1960s.
<h3>What was the Vietnam War?</h3>
Vietnam War is taken place at the time of independence against the French colonial rule, which evolve in the Cold War. The Vietnam War was fought between the North Vietnam and its allies in South Vietnam, which is also called Viet Cong.
Thus, option B is correct.
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So he could make peace through out the land.