Governor Jay Inslee has ordered that all Washington state and US flags be flown at half-staff on 7th December, in observance of National Pearl Harbor Remembrance Day. This commemorates the Japanese attack on Pearl Harbor on 7th December 1941, which resulted in significant American casualties and propelled the US into World War II. The order mandates that flags remain lowered from sunrise to sunset, with flexibility for agencies to lower them the preceding evening or leave them lowered until the following Monday. The article provides historical context about Pearl Harbor and World War II, highlighting the scale of the conflict and its human cost.