In the United States, Thanksgiving or Thanksgiving Day is an annual one-day legal holiday that is celebrated on the fourth Thursday of November (i.e. the Thursday falling between November 22 and November 28). The period from Thanksgiving Day to New Year's Day is often collectively referred to as the "holiday season" and the holiday itself is often nicknamed Turkey Day. Thanksgiving is generally considered a secular holiday and is not directly based on religious canon or dogma. The holiday's origins trace to harvest festivals that have been celebrated in many cultures since ancient times...