WHAT ALL HAPPENED AUGUST TO SEPTEMBER 1942
Find out what all happened August to September 1942

World War II: First day of the Battle of Edson's Ridge during the Guadalcanal campaign. U.S. Marines protecting Henderson Field on Guadalcanal are attacked by Imperial Japanese Army forces. (12. September 1942)

World War II: U.S. Marines raid the Japanese-held Pacific island of Makin (Butaritari). (17. August 1942)

In Poland, at the end of Yom Kippur, Germans order Jews to permanently evacuate Konstantynów and move to the Ghetto in Biała Podlaska, established to assemble Jews from seven nearby towns, including Janów Podlaski, Rossosz and Terespol. (21. September 1942)

World War II: The Matanikau action on Guadalcanal begins U.S. Marines attack Japanese units along the Matanikau River. (23. September 1942)

World War II: the Battle of Guadalcanal begins – United States Marines initiate the first American offensive of the war with landings on Guadalcanal and Tulagi in the Solomon Islands. (7. August 1942)

World War II: Second day of the Battle of Edson's Ridge in the Guadalcanal Campaign. U.S. Marines successfully defeated attacks by the Imperial Japanese Army with heavy losses for the Japanese forces. (13. September 1942)

World War II: Operation Jubilee – the 2nd Canadian Infantry Division leads an amphibious assault by allied forces on Dieppe, Seine-Maritime, France and fails, many Canadians are killed or captured. The operation was intended to develop and try new amphibious landing tactics for the coming full invasion in Normandy. (19. August 1942)

World War II: Beginning of the Battle of Stalingrad. (23. August 1942)

World War II: Battle of Savo Island – Allied naval forces protecting their amphibious forces during the initial stages of the Battle of Guadalcanal are surprised and defeated by an Imperial Japanese Navy cruiser force. (9. August 1942)

On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaytsi (west Ukraine) to Belzec extermination camp. (21. September 1942)

Indian leader Mahatma Gandhi is arrested in Bombay by British forces, launching the Quit India Movement. (9. August 1942)

World War II: The Battle of the Eastern Solomons. Japanese aircraft carrier Ryūjō is sunk and US carrier USS Enterprise heavily damaged. (24. August 1942)

Quit India Movement is launched in India against the British rule in response to Mohandas Gandhi's call for swaraj or complete independence. (8. August 1942)

World War II: the Battle of Alam Halfa begins. (30. August 1942)

World War II: Australian and US forces inflict a significant defeat upon the Japanese at the Battle of Milne Bay. (7. September 1942)

Major General Eugene Reybold of the U.S. Army Corps of Engineers authorizes the construction of facilities that would house the "Development of Substitute Materials" project, better known as the Manhattan Project. (13. August 1942)

World War II: U.S. Navy aircraft carrier USS Wasp is torpedoed at Guadalcanal. (15. September 1942)

Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi. (11. August 1942)

World War II: The British Army carries out an amphibious landing on Madagascar to re-launch Allied offensive operations in the Madagascar Campaign. (10. September 1942)

World War II: the Guadalcanal Campaign: American forces defeat an attack by Imperial Japanese Army soldiers in the Battle of the Tenaru. (21. August 1942)