People have long tied gambling to festival times, using calendars to mark clear...

https://calendar.cx/luck-on-the-calendar-holidays-built-around-games-of-chance/

People have long tied gambling to festival times, using calendars to mark clear start and end points for playing. Take Saturnalia, where limits kept the fun from running too wild, or Diwali’s teen patti games, which wrap up with the celebrations