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The tunnel system was the way the Vietnamese soldiers led there hit and run attacks. It's also how they got from place to place. The elaborate system in the tunnels and and a mini hospital allowed the Vietnamese soldiers to be able to stay down there for long periods of time. There were traps set in the tunnels to kill intruders

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the 17th parallel was the line dividing North and South Vietnam.

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On January 31, 1968, all of the south Vietnamese had a celebration for their new year. The north used this as cover and then attacked every major city in south Vietnam. The communist fought hard but they yielded to the U.S. fire. This battle ended February 25.

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Helicopters were used on search and destroy missions to destroy Vietnamese camps. They carried Americans to rake the area with machine gun fire and to fan out to kill the rest of the survivors.

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The search and destroy missions would locate a foothold, and then have heavy machine gun fire. Then, Americans would fan out, find and kill as much as the enemy as possible.

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This trail was used by the North Vietnamese soldiers to carry arms and supplies to south Vietnam.

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Protests could range from peaceful sit-ins to violent open fire. There were the conscientious objectors who wanted to stop and show their opposition to the Vietnam War. Some people fled to Canada to avoid the war and to not get drafted.

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In 1970 at Kent State University, a nervous national guard opened fired on a group of protesters killing 4 students.

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The war began to escalate when more troops and aid were sent to Vietnam.

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Viet Cong were south Vietnamese supporters of the communist north Vietnamese who fought against the United States using guerrilla warfare.

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People who believed that the Vietnam war could not be won and that is was morally wrong were called doves.

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Hawks are the people who supported the Vietnam War.

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President Nixon introduced a policy known as Vietnamization . He promised a "peace with honor" and to restore "Law and Order.

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"The Wall" was built in 1982 and helped Americans heal. "The Wall" has 58,000 names of soldiers who died during their service to America

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President Kennedy continued Eisenhower's policy of support for south Vietnam but stepped up involvement.

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President Johnson began to step up involvement in the Vietnam war by sending in more troops. This would get him to lose the 1968 election.

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Vietnamization was an idea brought in by president Nixon that involved American troops slowly withdrawing from the war and the south Vietnamese took responsibility for the war.

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The draft is the selection of men to go and serve in the military. Most men or boys would burn their draft cards as a symbol of protest.

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Agent orange is a herbicide that Americans used during the Vietnam war. It would kill crops and vegetation where the enemy may try to hide.  People who were exposed to the herbicide however experienced illnesses.

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Guerrilla warfare is when soldiers would dig tunnels underground and perform hit and run attacks on the enemy.

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The domino theory was the idea that if one country fell to the communist it was thought that neighboring countries would fall as well.

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First used in the Vietnam was in 1965, napalm is a jelly like substance that burst into flames when dropped on villages or vegetation.