apparently in Canada we give "thanks" at the close of the harvest season.
"The date and location of the first Thanksgiving celebration is a topic of modest contention. The traditional "first Thanksgiving" is the celebration that occurred at the site of Plymouth Plantation, in 1621. The Plymouth celebration occurred early in the history of what would become one of the original thirteen colonies that became the United States. This Thanksgiving, modeled after celebrations that were commonplace in contemporary Europe, is generally regarded as America's first. Author and teacher Robyn Gioia and Michael Gannon of the University of Florida have argued that the earliest attested "thanksgiving" celebration in what is now the United States was celebrated by the Spanish on September 8, 1565 in what is now Saint Augustine, Florida.[2][3] According to historian Jeremy Bangs, director of the Leiden American Pilgrim Museum, there may have been an influence of the annual services of thanksgiving for the relief of the siege of Leiden in 1574, which the Pilgrims witnessed during their stay in Leiden.[4] Today, Thanksgiving is celebrated on the fourth Thursday of November in the United States, and on the second Monday of October in Canada. Thanksgiving dinner is held on this day, usually as a gathering of family members and friends"