Oops, it doesn't look like 'monuments will be lowered over the memorial day' is a national day..

Other days

offer

Offer Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
eat what you want

Eat What You Want Day
first love

First Love Day
gum

Gum Day
me

Me Day
chocolate milkshake

Chocolate Milkshake Day
hiv awareness

Hiv Awareness Day
coffee

Coffee Day
bow tie

Bow Tie Day