What was the 18th Amendment? What was its purpose? What were some things that happened as a result?

The 18th amendment was was prohibition. The purpose was for it to ban alcohol all together, it was illegal to have it, to sell it and to drink it because it was seen as immoral. Some of the things that happened as a result were that people had speakeasies and sell alcohol illegally there were also bootleggers & there was more violence going on in the world.