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• The British government released details of one of most closely guarded secrets of war, radar. ww2dbase [CPC]
• Seafire aircraft of 887 and 894 Naval Air Squadrons of the Royal Navy Fleet Air Arm downed seven A6M5 Zero fighters at the cost of one Seafire fighter. ww2dbase [CPC]
• VJ Day was declared in Britain. ww2dbase [Spitfire | TH]
• USS Hoe arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Hoe | CPC]
• Destroyer Yukikaze was assigned to Destroyer Division 41, Escort Squadron 31, Combined Fleet. ww2dbase [Yukikaze | CPC]
• Supreme Allied Commander of South East Asia Commander Louis Mountbatten saw his area of responsibility grew to include southern Indochina. On the same day, he announced Proclamation No. 1, planning of the resumption of British rule of Malaya. ww2dbase [Louis Mountbatten | CPC]
• Douglas MacArthur gave the responsibility of occupying Dutch East Indies to the Allied South East Asia Command. ww2dbase [Douglas MacArthur | CPC]
• HMS Cumberland sailed with Eastern Fleet for Malayan assault (Operation Zipper. Note: The planned assault Landings were delayed due to pressure from the United States and indecision in London for political considerations associated with return of service personnel from the Far East in the Python Scheme.). ww2dbase [Cumberland | DS]

• Australia was given the responsibility oversee Japanese surrenders in Thailand; Java, Dutch East Indies; and Borneo, Dutch East Indies. ww2dbase [CPC]

• Chiang Kaishek made a radio address from the facilities of the Broadcasting System (forerunner of today's Broadcasting Corporation of China located in Taiwan, Republic of China) in Chongqing, China, noting that China must not seek revenge against the defeated Japan, for violence would only yield more violence. He urged that China must return "virtue for malice". ww2dbase [Japan's Surrender | Chiang Kaishek | Chongqing | CPC]
• General Yasuji Okamura received orders to surrender to the Chinese. He initially contemplated disobeying this order, but would ultimately comply. ww2dbase [Yasuji Okamura | CPC]

• During speeches, Prime Minister Son Ngoc Thanh of Cambodia, French Indochina urged his people to cooperate with the Japanese and resist the French. ww2dbase [Phnom Penh, Cambodia | CPC]
• Various Vietnamese nationalist groups and cells rose up in Tonkin, Annam, and Cochinchina regions of French Indochina. ww2dbase [CPC]

• Air Group 87 aircraft from USS Ticonderoga were launched for a strike on Tokyo, Japan, but the mission was aborted while en route due to the Japanese surrender. ww2dbase [Ticonderoga | Tokyo | DS]
• Emperor Showa addressed his nation via radio, announcing the end of the war. Meanwhile, the Japanese government informed the Allies its willingness to meet the unconditional surrender terms. In response, the US government ordered all hostilities to cease in Asia. A group of Japanese Army officers made a coup d'état attempt by attacking the Imperial Palace in Tokyo, Japan; it ended in failure. ww2dbase [Japan's Surrender | Imperial Palace Complex | Tokyo | TH]
• Marquis Hironobu was promoted to the rank of commander. ww2dbase [Hironobu | CPC]
• Kiyoshi Ito saw his final combat mission of the war over central Japan. ww2dbase [Kiyoshi Ito | CPC]
• USS Yorktown (Essex-class) cancelled all strikes planned for that day because Japan agreed to capitulate. ww2dbase [Japan's Surrender | Yorktown (Essex-class) | DS]
• Korechika Anami, as the Army Minister, signed an official document of surrender. He then committed ritual suicide in Kojimachi (now Chiyoda), Tokyo, Japan. ww2dbase [Korechika Anami | Tokyo | CPC]

• Korean Communist leader Yo Unhyong voiced his reluctant acceptance for the Japanese proposal to form an interim administration dominated by Koreans to rule Korea until the Allies form their own administration. ww2dbase [CPC]

• I-401 received conflicting orders, one from Emperor Showa ordering her to surrender, another from naval leadership ordering all submarines to carry out existing orders. Tatsunosuke Ariizumi, commanding officer of 6th Fleet who was aboard the submarine, chose to follow the latter. ww2dbase [Tatsunosuke Ariizumi | I-401 | CPC]
• I-400 received orders from Emperor Showa to return to Japan to surrender to the Americans; Commander Toshio Kusaka, commanding officer of I-400, chose to obey the order despite receiving conflicting others from naval leadership. ww2dbase [I-400 | CPC]
• USS Wasp fired her anti-aircraft guns at attacking Japanese aircraft for the final time in the war. ww2dbase [Wasp (Essex-class) | CPC]

• In Lisbon, Japanese Ambassador Morito Morishima informed the Portuguese government that Japan was developing a plan to return East Timor to Portugal. ww2dbase [Lisbon | CPC]

• Japanese Ambassador to Thailand Kumaichi Yamamoto announced Emperor Showa's surrender order to Thai Prime Minister Khuang Aphaiwong. When Yamamoto was informed of the Thai intention to renounce the Japanese-Thai alliance, he raised no objections. ww2dbase [CPC]

15 Aug 1945 Interactive Map