What did protestors do at the Democratic National Convention in 1968? They calmly marched single file into the convention hall.
They chanted and threw objects at the police outside the hall
They put up a perimeter around the convention center.
They attacked a crowd of people and innocent bystanders.
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They chanted and threw objects at the police outside the hall

Explanation:

Antiwar activists had protested outside the Democratic National Convention in 1968 by chanting "kill, kill kill" at the police officers as they were sprayed with mace. They also threw objects at the police outside the hall.

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