9-11 Patriot Day Lapel pin. Show your pride and help honor our newest national holiday. By a joint resolution approved December 18, 2001 (Public Law 107-89), congress has designated September 11 of each year as "Patriot Day". This patriotic lapel pin is Die Struck Nickel plated with an enamel color fill. Each pin comes with a clutch back and is individually polybagged.