https://www.siliconvalley.com/2023/05/29/memorial-day-a-look-at-our-national-cemetery-as-its-amphitheater-turns-150-years-old/

Here’s a look at Arlington National Cemetery in Virginia, which is said to be where Memorial Day is every day.

In 1866, Henry Welles of Waterloo, New York, suggested the town’s shops should close May 5 to commemorate the soldiers who had died during the Civil War.