Thanksgiving Day - public holiday celebrated in USA on the fourth Thursday of November, and in Canada on the second Monday in October as a souvenir of the first Thanksgiving in Plymouth Colony members 1621.Historia of thanksgiving goes back to an English explorer, Martin Frobisher, who tried unsuccessfully to find a northern passage to China. He managed only to establish settlement in Canada. In 1578 Frobisher celebrated at an official ceremony, which is now called Newfoundland and Labrador, to thank for the survival of such a long trip. This ceremony is considered the first Canadian thanksgiving and one of the first official dziękczynienień in North America. The subsequent settlers continued their traditional ceremony initiated by Frobisher, marked by way of the gentry, and the bay, which is influenced by, called Frobisher Bay. There is no consensus as to the date and place of the first celebration of Thanksgiving Day, but celebrations were the first certified September 8, 1565 in place, which today bears the name of Saint Augustine, Florida. Contrary to traditional scientific evidence, it is considered that the first Thanksgiving Day was celebrated in the colony of Plymouth in 1621.