For example, a combat veteran may choose to stay home on veteran's day and avoid parades, veterans, and other reminders.
You can also take advantage of holidays such as President's Day, Martin Luther King, Jr. Day and Veteran's Day to teach kids about history.
French Armistice Day, like Veteran's Day in America, falls on November 11th each year.
All of that being said, part of the joy of design is changing your website to match the themes that you like - for example, the 4th of July or Veteran's Day.