January 15, 1920 is a date featured in the series pilot "Boardwalk Empire". Events of the day include:
- Nucky Thompson is the key note speaker at a meeting of the Atlantic City Women's Temperance League. The meeting is attended by Margaret Schroeder, who hears him speak for the first time.
- Nucky hosts a meeting at Babette's Supper Club to lay his plans to profit from the enactment of nation-wide Prohibition the next day. Bill McCoy will unload alcohol off Atlantic City at night, which will be taken to land and distributed with the connivence of the Atlantic County Sheriff's Office (headed by Nucky's brother, Sherif Eli Thompson) and the Mayor, Harry Bacharach.
- Paddy Ryan is appointed Chief Clerk of the Fourth Ward during the same meeting. Jimmy Darmody considers himself snubbed of such position.
- The party in the floor bellow welcomes Prohibition with a countdown before the clock strikes 12.