Those dates DO need to remembered--but I'm afraid there will be fewer and fewer commemorations of the anniversaries of Pearl Harbor, D-Day, and VE and VJ days--but NOT fewer commemorations of the anniversaries of the bombing of Hiroshima and Nagasaki! :<(
When students ask my age, I have always said that I was born four days after Pearl Harbor. Last year, a student asked 'What is Pearl Harbor?'.