It's Armistice Day - 100 years since the close of WW1 and It's Veteran's Day.
"The Allied powers signed a ceasefire agreement with Germany at Rethondes, France, at 11:00 a.m. on November 11, 1918, bringing the war later known as World War I to a close."
https:// www.loc.gov/item/today-in-history/november-11/