All Souls' Working day, a feast commemorating all deceased Christians, became prevalent from the twelfth century.[sixty nine] Its date was preset on 2 November, the working day In fact Saints' Day. By the tip on the 12th century, they'd become holy days of obligation demanding church attendance in Western Christianity https://youtube.com/shorts/XxJicTFshOk?si=MWe_21sO5t57InfB