URGENT!!!!! Je dois expliquer la journée Black Friday en anglais, merci d'avance

Thanksgiving is a celebration on the 4th Thursday in 1620. It's a new world because James 1st changed of religion and converted of protestant. The America people seen the Indians people and they escaped with the Mayflower. Puritan are execut. Now , we eat maize , pancakes , turkey , pumpkin pie. Man speak of pilgrims. Today , in England , it's a bank holiday.