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"Code 'Fu' [Weapon]") was an incendiary balloon weapon (風船爆弾, fūsen bakudan, lit. "balloon bomb") deployed by Japan against the United States during World War II. It consisted of a hydrogen -filled paper balloon 33 feet (10 m) in diameter, with a payload of four 11-pound (5.0 kg) incendiary devices and one 33-pound (15 kg) high ...
US Marine Corps barrage balloon, Parris Island, South Carolina, in May 1942 A barrage balloon is a type of airborne barrage, a large uncrewed tethered balloon used to defend ground targets against aircraft attack, by raising aloft steel cables which pose a severe risk of collision with hostile aircraft, making the attacker's approach difficult and hazardous.
Development of the E77 balloon bomb began in 1950. The design of the E77 was based on the design for the World War II Japanese bomb and approved by the Army's Chemical Corps Technical Committee in April 1951. At time of its development the E77 represented one-sixth of all U.S. biological munitions efforts. [2]
The US government called for a press blackout on all balloon incidents, fearing what might happen if the Japanese started using fu-go to deliver biological weapons. Britain used free balloons in a number of ways including Operation Outward which launched nearly 100,000 small balloons to drop incendiaries on German occupied Europe or to trail ...
An incendiary balloon (or balloon bomb) is a balloon inflated with a lighter-than-air gas such as hot air, hydrogen, or helium, that has a bomb, incendiary device, or Molotov cocktail attached. The balloon is carried by the prevailing winds to the target area, where it falls or releases its payload.
Operation PX (Japanese: PX作戦, romanized: PX Sakusen), also known as Operation Cherry Blossoms at Night (夜桜作戦 Yozakura Sakusen) [1] was a planned Japanese military attack on civilians in the United States using biological weapons, devised during World War II.
Japan began to construct its own balloons in 1877 based on a French one they had acquired. Yamada Isaburô, an industrialist, started to develop a hydrogen balloon in 1897. In 1900 he invented a cylindrical kite balloon and sold them to the Imperial Japanese Army.
Up in the mountains, Mitchell drove the car around by the road, while the others hiked through the woods. While Mitchell was getting the lunch out of the car near Leonard Creek, [8] the others called to him and said that they had found what looked to be a balloon. Unbeknownst to the group, this was a dangerous Japanese incendiary Fu-Go balloon ...