The balloons remained afloat through an elaborate mechanism that triggered a fuse when the balloon dropped in altitude, releasing a sandbag and lightening the weight enough for it to rise back up. Christopher Klein is the author of four books, including When the Irish Invaded Canada: The Incredible True Story of the Civil War Veterans Who Fought for Irelands Freedom and Strong Boy: The Life and Times of John L. Sullivan. The 9thMilitary Technical Research Institute, better known as the Noborito Research Institute, was charged with discovering a way to bomb America, and they revived the idea of Fu-Go. They confirmed that even if the war had continued on for another year, the balloons would not have been used in the upcoming winter winds. Japan reportedly launched 9,000 balloons during a six-month period at the end of the war. The project was stopped by 1935 and never completed. ", As described by J. David Rodgers of the Missouri University of Science and Technology, the balloon bombs "were 33 feet in diameter and could lift approximately 1,000 pounds, but the deadly portion of their cargo was a 33-lb anti-personnel fragmentation bomb, attached to a 64foot-long fuse that was intended to burn for 82 minutes before detonating.  A report by U.S. investigators, based on interviews with Imperial Army officials after the war, concluded that there had been no plans for chemical or biological payloads. What is wind chill, and how does it affect your body? Flashes of light, the sound of explosion, the discovery of mysterious fragmentsall amounted to little concrete information to go on. The girls, however, would not be told what they were making.  Remains of another balloon were found near McBride, British Columbia, in 2019. Seeking to deepen their newly planted roots, the Mitchells invited five children from their Sunday school classall between the ages of 11 and 14on a picnic amid the bubbling brooks and ponderosa pines of nearby Gearhart Mountain on the beautiful spring day of May 5, 1945. The balloons, each carrying an anti-personnel bomb and two incendary bombs, took about seventy hours to cross the Pacific Ocean. Balloon bombs aimed to be the silent assassins of World War II. The balloon bombs, however, presaged the future of warfare. The Winnipeg Tribune noted that one balloon bomb was found 10 miles from Detroit and another one near Grand Rapids. total war effort mindset preached by the Japanese Empire, an interview with Stephane Groueff in 1965, Fu-Go: The Curious History of Japan's Balloon Bomb Attack on America, Japans World War II Balloon Bomb Attacks on North America. As part of their report, they interviewed officials from Noborito who had worked on the Fu-Go program. Between 1944 and 1945, the Japanese military launched an estimated 9,000 bomb-rigged balloons across the Pacific Ocean. It's. New efforts were then focused on designing a transpacific balloon, one that could be launched from Japan and reach the continental USA.  Censors contacted the UP, which replied that the story had not yet been teletyped, and that only five copies of it existed; censors were able to retrieve and destroy the copies. We do know of one tragic upshot: In the spring of 1945, Powles writes, a pregnant woman and five children were killed by "a 15-kilogram high-explosive anti-personnel bomb from a crashed Japanese balloon" on Gearhart Mountain near Bly, Ore. For two years the military produced thousands of balloons with skins of lightweight, but durable, paper made from mulberry wood that was stitched together by conscripted schoolgirls oblivious to their sinister purposes. Reports of fallen balloons began to trickle in to local law enforcement with enough frequency that it was clear something unprecedented in the war had emerged that demanded explanation. Scientists just confirmed a 30-foot void first detected inside the monument years ago.  In both cases, the Office of Censorship deemed it unnecessary to censor the comic strips. Close to 300 were either found or observed in the U.S., according to Atlas Obscura. All rights reserved.  A bomb disposal expert guessed that the bomb had been kicked or otherwise disturbed. Japanese officers later told the Associated Press that they finally decided the weapon was worthless and the whole experiment useless, because they had repeatedly listened to [radio broadcasts] and had heard no further mention of the balloons. Ironically, the Japanese had ceased launching them shortly before the picnicking children had stumbled across one.  In all, about 20 of the balloons were shot down by aircraft. At the end they all were dead except Archie. Like most in the community, the Patzke family had no inkling that the dangers of war would reach their own backyard in rural Oregon. And so ends a sensational chapter of the war, it noted. Using 40-foot-long ropes attached to the balloons, the military mounted incendiary devices and 30-pound high-explosive bombs rigged to drop over North America and spark massive forest fires that would instill panic and divert resources from the war effort. Dottie McGinnis, sister of Dick and Joan Patzke, later recalled to her daughter in a family memory book the shock of coming home to cars gathered in the driveway, and the devastating news that two of her siblings and friends from the community were gone. "The envelopes are really amazing, made of hundreds of pieces of traditional hand-made paper glued together with glue made from a tuber," says Marilee Schmit Nason of the Anderson-Abruzzo Albuquerque International Balloon Museum in New Mexico. They. At the same time as Bly residents were absorbing the loss they had endured, over the spring and summer of 1945 more than 60 Japanese cities burned including the infamous firebombing of Tokyo. On March 13, 1945, two balloons returned to Japan, landing near, This figure includes 11 balloons shot down by the, "Japan's Secret WWII Weapon: Balloon Bombs", "How Geologists Unraveled the Mystery of Japanese Vengeance Balloon Bombs in World War II", "Military unit blows WWII-era Japanese balloon bomb to 'smithereens', Report by U.S. Technical Air Intelligence Center, May 1945, https://en.wikipedia.org/w/index.php?title=Fu-Go_balloon_bomb&oldid=1142217578, Fu-Go balloon reinflated in California, January 1945, one Type 92 33-pound (15kg) high-explosive, or alternatively to the anti-personnel bomb, one Type 97 26-pound (12kg) incendiary bomb, containing three, This page was last edited on 1 March 2023, at 04:13. After several hundred tests, the Japanese released the first balloon bomb, named fugo, or "wind-ship weapon," on November 3, 1944. Or Joan dead? I put a hole in it and it went down. Photograph courtesy of Karen Melkonian. Early U.S. theories speculated that they were launched from German prisoner of war camps or from Japanese-American internment centers. The balloon bombs were possibly viewed as a means of exacting some revenge for the extensive US bombing of Japanese cities, which were particularly vulnerable to incendiary attacks. One killed six people in Oregon. I ran up and they were all lying there dead. Lost in an instant were his wife and unborn child, alongside Eddie Engen, 13, Jay Gifford, 13, Sherman Shoemaker, 11, Dick Patzke, 14, and Joan Sis Patzke, 13. Published: Feb. 6, 2023 at 5:38 PM PST. A huge explosion rocked the placid mountainside. National Museum of Nuclear Science & History. In 1944, the Japanese military tried to instill panic in the U.S. by launching thousands of bombs carried across the Pacific by means of hydrogen-filled balloons. The bomb that exploded . The closest the balloons came to causing major damage was on March 10, 1945, when one of the balloons struck a high tension wire on the Bonneville Power Administration in Washington. When 13-year-old Joan Patzke spied a strange white canvas on the forest floor, the curious girl summoned the rest of the group. The researchers noticed that a strong air current traveled across the Pacific at about 30,000 feet. After laying out a deflated envelope, hoses were used to fill the envelope with hydrogen before it was tied down with guide ropes and detached from the anchors. A Japanese "Fu-Go" balloon bomb in flight during WWII . The Japanese balloon bomb, in all its terrible splendor. The bombs were ineffective as fire starters due to damp conditions, causing only minor damage and six deaths in a single civilian incident in Oregon in May 1945. The first battalion included headquarters and three squadrons totaling 1,500 men in Ibaraki Prefecture with nine launch stations at tsu. In 2014, a couple of forestry workers in Canada came across one of the unexploded balloon bombs, which still posed enough of a danger that a military bomb disposal unit had to blow it up. Elsie, the unborn baby and the five children were killed almost instantly by the blast. Map of Fu-Go incident locations in North America. Copyright 2022 by the Atomic Heritage Foundation. Named Fu-Go, the so-called 'balloon bombs' were 10 metres (33 feet) tall, with the ability to carry four 11-pound (5.0 kg) incendiary devices plus one 33-pound (15 kg) anti-personnel bomb. The bomb recently recovered in British Columbia in October 2014 "has been in the dirt for 70 years," Henry Proce of the Royal Canadian Mounted Police told The Canadian Press. By late May, there was no balloons observed in flight. The Japanese Military Scientific Laboratory originally conceived of the idea of balloon bombs in 1933. A Missouri woman was out gardening in her yard last week when she discovered something unexpected in her grapevines a World War II era Japanese bomb. , By mid-April 1945, Japan lacked the resources to continue manufacturing balloons, with both paper and hydrogen in short supply.  The surrounding Mitchell Recreation Area was listed on the National Register of Historic Places in 2003. The balloon caused sparks and a fireball that resulted in the power being cut. A mans world? Advertising Notice Follow me @NPRHistoryDept; lead me by writing to email@example.com. Marc Lancaster. 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