Answer: Thanksgiving is a day celebrated all over America this holibay was started by the pilgrums whenn they travled from England to what was then considered the new world after a harsh first winter many of the settlers died after that a few freindly indians saw what had happened for example Squanto and decided to help so when spring came the went to the English settlers and taught them how to fish and hunt and plant corn so that htey could have food for the winter after they had harvested the food in the fall the Pilgrums threw a feast for the Indians as a thank you and now we celebrate that bay as Thanksgiving
that is as much as I could give you without getting to detailed just as you asked
The Louisiana Purchase, which was purchased by the United States from France, greatly impacted the development of the US in that it gave the US a large area of land for extremely cheap.
I think its B. Ethan Allen