During the Scopes trial the main argument of the defense was that evolution was a scientific fact.
This trial presented itself in the early 20th century because a high school teacher named Scopes was said to have taught evolution in high school.
The principles of evolution were forbidden at this time by the Butler Act that outlawed any teaching that was against the biblical account of creation.
Clarence Darrow was the defense attorney in this case. During his defense, he called this act illegal because he reasoned that it was a violation of the freedom of religion and belief.
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