Tanks in the Japanese Army Army in World War II. Intended to be a heavier, lengthened, more powerful version of Japan's sophisticated Type 4 Chi-To medium tank, in performance it was designed to surpass the US M4 Sherman medium tanks being fielded by the Allied forces. It was to be powered by a "Kawasaki Type 98 800 HP engine Ha-9-IIb" detuned for the tank to 550 hp. Originally, the tank was to be fitted with the same Type 5 75 mm tank gun used on the Type 4 Chi-To. Eventually, an 88 mm gun (based on the Type 99 88 mm AA Gun) was planned
US signals intelligence in the Cold War a decade of world change, with changes in Cold War alliances and emphasis, the first submarine attack since World War II in the context of a regional war involving extensive power projection, low- and medium-intensity operations, and continuing national policy development. Roughly from the late 1980s on, there was cooperation between the US and the PRC in collecting SIGINT of mutual interest, principally against Russia. It is believed that the Qitai and Korla sites, in Xinjiang (Sinkiang) are operated jointly by the Chinese and the US CIA Office of SIGINT Operations against Soviet missile tests and space launches, but their