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REVENGE FOR THE DOOLITTLE RAID (APRIL 18 ‘42)

WORLD WAR II BALLOON ATTACK ON NORTH AMERICA Michael E. Unsworth Michigan State University Libraries. REVENGE FOR THE DOOLITTLE RAID (APRIL 18 ‘42). DEFEAT AT MIDWAY (JUNE 3-4, 1942) COMPLICATED PLANNING. JAPAN’S POST-MIDWAY STRATEGIC SITUATION.

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REVENGE FOR THE DOOLITTLE RAID (APRIL 18 ‘42)

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  1. WORLD WAR II BALLOON ATTACK ON NORTH AMERICAMichael E. UnsworthMichigan State University Libraries

  2. REVENGE FOR THE DOOLITTLE RAID (APRIL 18 ‘42)

  3. DEFEAT AT MIDWAY (JUNE 3-4, 1942) COMPLICATED PLANNING

  4. JAPAN’S POST-MIDWAY STRATEGIC SITUATION

  5. I-15 CLASS SUBMARINE LAUNCHING YOKOSUKA E14Y1 ("Glen”) FLOATPLANE

  6. RESEARCHERS OF THE NINETH MILITARY TECHNICAL RESEARCH INSTITUTE AT NOBORITO

  7. THE “FU-GO” WEAPON • “FU" is the thirty-second character in the Japanese syllabary (alphabet). • "GO" was the Japanese equivalent for "Number” • "FU-GO" was Weapon No. 32 of the Japanese Military Scientific Laboratory. • "FU" also happens the first part of "FUSEN", the Japanese word for balloon.

  8. TOP: TYPICAL FLIGHT PROFILEBOTTOM: TYPICAL JET STREAM IN WINTER

  9. A-TYPE PAPER FU-GO

  10. Gas Release Valve & Envelope From North Dorr, Michigan, Incident (March ‘45)

  11. A-TYPE FU-GO CHANDELIER

  12. U.S. NAVAL AVIATORS EXAMINING CHANDELIER

  13. CHANDELIER, BOMBS & SANDBAG FROM BOUNDARY BAY, B.C. INCIDENT (APRIL '45)

  14. CHANDELIER RELEASING SANDBAG

  15. NEW YORK TIMES (MARCH 17, 1995)

  16. PAPER MAKING

  17. PAPER MAKING

  18. ROOM OF FINISHED SHEETS

  19. GLUING SHEETS TO FORM LAMINATE PANELS

  20. TEST INFLATION OF FU-GO ENVELOPE

  21. LAUNCH CREW MANHANDLING TEST BALLOON

  22. LAUNCH SITE WITH THREE PADS IN OPERATION

  23. FU-GOAIRBORNE AFTER LAUNCH

  24. FU-GO OVER THE PACIFIC

  25. BATTERY BOX

  26. ENVELOPE IN THE PACIFIC (APRIL 17, ‘45)

  27. “Japanese Balloon Incidents Prepared By CAORG From Canadian And U.S. Reports, 26 April 1945”

  28. MEXICAN RECOVERY(MARCH 1945)

  29. “35 m. N.W. of Whitehorse” (Aug. 15 or 16, ‘45)

  30. NORTH DORR, MICHIGAN(MARCH ‘45)

  31. COUNTERMEASURES:Responsibilities • North American defense – Canada & U.S. had control of their own territories. Full information sharing • U.S.: • Military – Navy over water; Army over land • Civilian – F.B.I.

  32. COUNTERMEASURES:Detection: Sunset Project (Spring ’45)

  33. COUNTERMEASURES:Interception: Sumas, Wash. (Feb. 21 ’45)

  34. COUNTERMEASURES:Interception: Coal Harbour, B.C. (Mar. 12 ’45)

  35. COUNTERMEASURES:Interception: Coal Harbour, B.C. (Mar. 12 ’45)

  36. COUNTERMEASURES:Interception: Coal Harbour, B.C. (Mar. 12 ’45)

  37. COUNTERMEASURES:Investigations - Newcastle, Wyoming (Feb. 8, ’45)

  38. INVESTIGATIONS :Nixon, Nevada (Mar. 29, ’45)

  39. INVESTIGATIONS :Glacier National Park, Mont. (July 27, ’45)

  40. INVESTIGATIONS :Oxford House, Manitoba (Mar. 12, ’45)

  41. FOREST FIRE THREAT: WHITEWATER, B.C. CHANDELIER (MAY 31, 1945)

  42. INCENDIARIES

  43. FOREST FIRE THREAT • Majority of Discovered Balloons Had Incendiaries • Most of the Western U.S. & Canada Was Forested • Fire Danger for Jan.-Mar. Was Nonexistent • April - September Was the Most Dangerous Period • Prevailing Summer Winds Might Bring More Balloons to Canada Than to the U.S. • Japanese Development of a Phosphorus-treated Cardboard Squares (“Incendiary Leaves”) Posed a Particular Danger

  44. COUNTERMEASURE:FIRE FLY PROJECT

  45. FIRE FLY PROJECT:555TH Parachute Infantry Battalion

  46. ACTUAL FOREST FIRE DAMAGECAUSED BY BALLOONS: None. The Japanese ceased launching balloons in early April 1945

  47. THE CHEMICAL WARFARE/BIOLOGICAL WARFARE (CW/BW) THREAT

  48. MOST LIKELY AGENTS: HUMAN MALADIES • B-Encephalitis • Rift Valley Fever • Meliodosis Bacilli • Rickettsia Diseases • Cholera • Salmonella • Typhoid • Dysentery • Psittacosis • Brucellosis • Plague • Variola • Chemical Agents

  49. MOST LIKELY AGENTS: ANIMAL MALADIES • Rinderpest • Foot-and-Mouth Disease • Contagious Pleural Pneumonia • Fowl Plague • Newcastle’s Disease • Chemical Agents

  50. Decontamination Practise

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