V-weapons vast majority aimed at London; 2,515 reached the city, killing 6,184 civilians and injuring 17,981. Croydon to the south, on the flight path of the V1s suffered severely taking 142 hits. V-2 rocket launching sites were set up by the Germans around The Hague in the Netherlands on 6 September 1944. The first was launched from here against London on 8 September 1944 and took an estimated 5 minutes to fly the 200 miles from the Hague to London where it struck at 6.43pm on 8 September on Chiswick causing thirteen casualties. As the V2 explosions came without warning, the
Type 4 Ha-To m (1.9 mi) and launched a 170 kg (374 lb) projectile. The gun itself weighed close to 1.5 tons, and to keep the center of gravity from shifting and tipping the vehicle over, it could not be elevated more than 50 degrees. The first prototype was completed in late 1944 and taken to the Imperial Japanese Army Academy for testing. Although testing indicated that it would be an effective weapon, it was expensive to produce, and the Japanese Army Technical Bureau shifted its attention to self-propelled multiple rocket launchers instead. An additional three units were produced before the surrender of