Guwahati, May 9 -- During wartime, particularly in the 20th century during World War II (1939-1945), a strategic tactic known as a blackout was implemented. This involved minimizing artificial light to obscure potential targets from enemy aircraft and submarines. Blackout regulations governed the illumination of various sources, including homes, factories, shops, and vehicles. Measures included covering windows, extinguishing streetlights, and modifying vehicle headlights.

The Purpose Behind Blackouts

The primary objective of a blackout was to impede enemy air raids. At night, the lights emanating from cities made them easily identifiable targets for enemy pilots. For instance, during the London Blitz of 1940, the German Luftwaffe condu...