Manila, Occupied Philippines · May 6, 1942 On December 8, 1941, Japanese forces invaded the Philippines, a largely self-governing U.S. possession. (December 8, Manila and Japanese time, was the same date Japanese carrier-based planes attacked Pearl Harbor, Hawaii, in a set of interlocked assaults on U.S. military assets in the Pacific region.) The combined U.S.-Filipino force…
Port Moresby, Papua New Guinea · May 4, 1942 On this date in 1942 the five-day Battle of the Coral Sea began. A Japanese invasion fleet was steaming toward the capital of Australian Papua New Guinea, Port Moresby, which had the potential of becoming, after Rabaul’s capture earlier in January, another major Japanese staging point and…
SWPA HQ, Brisbane, Queensland, Australia · April 26, 1943 By January 1943, as the six-month campaign for Guadalcanal in the Southwest Pacific Solomon Islands was winding down (the Japanese abandoned the island on February 7), it became clear that the Allies lacked sufficient resources to swiftly dislodge the Japanese from heavily fortified Rabaul, 650 miles away. Rabaul,…
Washington, D.C. · April 3, 1945 On this date in 1945 the Roosevelt administration appointed Gen. Douglas MacArthur Commander-in-Chief U.S. Army Forces Pacific (AFPAC), responsible for all Army and Army Air Forces units in the Pacific theater excepting Maj. Gen. Curtis LeMay’s Twentieth Air Force based in the Marianas. At the same time Adm. Chester…
Aboard Admiral Spruance’s Flagship USS Indianapolis · April 1, 1945 For weeks the largest Allied fleet since D‑Day—nearly 1,500 U.S. and British vessels—fired 2.3 million shells onto Okinawa, the largest island in the Rykuyu archipelago and a little more than 300 miles from Kyūshū and Shikoku, the southernmost Japanese home islands. Kyūshū and Shikoku were home to many…
Nanjing (Nanking), China · March 30, 1940 By 1940 Japan had close to a decade’s worth of experience in administering conquered Chinese territory, having installed a puppet government in 1932 in Manchuria, which the Japanese called Manchukuo. On this date in 1940 in Nanjing (Nanking), China, the Japanese installed Wang Jingwei (Ching-wei) as head of…
Tinian, Mariana Islands · March 27, 1945 An island nation, Japan was vulnerable to a blockade of essential food and strategic materials. On this date in 1945 the U.S. Army Air Forces and the U.S. Navy, hoping to put the final nail in the enemy’s coffin, kicked off Operation Starvation, the aerial mining of Japanese…
U.S. Navy Offshore Okinawa, Ryukyu Islands · March 26, 1945 Late in 1944 Rear Admiral Takajiro Ohnishi, commander of the First Air Fleet in Japanese-held Manila, championed a special attack force (tokubetsu kogeki tai, abbreviated as tokkotai) that would inflict maximum damage on Allied naval vessels squeezing the island empire: Japan’s food supply and fuel reserves…
Tokyo, Japan · March 24, 1945 On this date in 1945 the Japanese Deputy Minister of War, Lt. Gen. Kaneshiro Shibayama, informed the Japanese Diet (Parliament) of the formation of a militia for the defense of the Home Islands. A home militia was critical to the nation’s survival because 60 percent of the roughly 4.6 million…
Japanese Naval Base, Truk Lagoon, South Pacific · March 20, 1943 Although Japanese submarines attacked far fewer ships than the Allies or Germany did, they were involved in a dozen or so documented atrocities against crew survivors. On this date in 1943 Rear Admiral Takero Kouta, commander of the First Submarine Group at the large…