How did frederick douglas impact the anti slavery movement?

He became a leader in the abolitionist movement, which sought to end the practice of slavery, before and during the Civil War. After that conflict and the Emancipation Proclamation of 1862, he continued to push for equality and human rights until his death in 1895.

Explanation:

- "schenck v. united states, case in which the u.s. supreme court ruled on march 3, 1919, that the freedom of speech protection afforded in the u.s. constitution's first amendment could be restricted if the words spoken or printed represented to society a “clear and present danger.” "

- speech aimed to potentially create danger could be banned.

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articles of confederation