in 1925, he broke Tennessee law prohibiting the teaching of Darwinism to his students. *back then, the state and religion wasn't separated*
John Scopes was charged for teaching evolution in the state of Tennessee, which was in direct violation of the Tennessee's Butler Act.
The Scopes Monkey trial pertained to a high school teacher teaching Darwin's theory of evolution in defiance of the law that prohibited that.
Clarence Darrow
Clarence Darrow, or if you are refering to the book "Inherit the Wind" it is Henry Drummond the alias the author used to reference him.