Two groups of Celts from southern Europe invaded the British Isles. The Brythons (Britain) settled on the largest island, Britain. the second groups was called the Gaels; they settles on the second largest island, now called Ireland. The Celts were farmers and hunters.
The Scopes Trial reflects the head-on clash between science and religion in the 1920's due to the emerging scientific discoveries at the time, which discredited scriptures from the Bible, causing great uproar between fundamentalists and evolutionists. I hope my answer has come to your help. God bless and have a nice day ahead!