Original sentence: Thanksgiving is a holiday celebrated in North America, generally observed as an expression of gratitude.The most common view of its origin is that it was to give thanks to God for the bounty of the autumn harvest, but a minority point of view is that it was to give thanks to God for crimes against humanity carried out against Native Americans, in particular for massacres of the Pequot people
Edited sentence: Thanksgiving is a holiday celebrated in North America, originally to give thanks to God for the bounty of the autumn harvest, and often more broadly observed as an expression of gratitude