![Helen Fry | WWII Historian on X: "During WWII, the British government established a system of "blackouts," which required people to cover their windows at night to prevent light from shining out Helen Fry | WWII Historian on X: "During WWII, the British government established a system of "blackouts," which required people to cover their windows at night to prevent light from shining out](https://pbs.twimg.com/media/FrhfFPUX0AQsbIx.jpg)
Helen Fry | WWII Historian on X: "During WWII, the British government established a system of "blackouts," which required people to cover their windows at night to prevent light from shining out
![Room Darkening Curtain, World War II Era Heavy Bomber Front View Stained Old Photo Flying History Takeoff Aeronautics Image, W52 x L95 Blackout Curtains for Kids' Room, : Amazon.co.uk: Home & Kitchen Room Darkening Curtain, World War II Era Heavy Bomber Front View Stained Old Photo Flying History Takeoff Aeronautics Image, W52 x L95 Blackout Curtains for Kids' Room, : Amazon.co.uk: Home & Kitchen](https://m.media-amazon.com/images/I/71-D-Ez+9fL.jpg)
Room Darkening Curtain, World War II Era Heavy Bomber Front View Stained Old Photo Flying History Takeoff Aeronautics Image, W52 x L95 Blackout Curtains for Kids' Room, : Amazon.co.uk: Home & Kitchen
![Crowd smashes store windows and lights in Seattle blackout riot on December 8, 1941. - HistoryLink.org Crowd smashes store windows and lights in Seattle blackout riot on December 8, 1941. - HistoryLink.org](https://www.historylink.org/Content/Media/Photos/Large/couple-kissing-during-blackout-seattle-december-8-1941.jpg)