Japanese air attacks on the Mariana Islands and anti-aircraft guns shot down about 37 Japanese aircraft during these raids. After the Marianas began to come under attack, the United States military stepped up its raids on the Japanese-held islands which could be used to launch raids on the B-29 bases. Particular attention was given to Iwo Jima, as it was correctly assumed that the Japanese aircraft which attacked the Marianas were flying from Japan and staging through the island en route to their targets. Following the first raid against Saipan in November, XXI Bomber Command B-29s were dispatched against Iwo Jima's airfields on November 5 and 8.
Unnamed volcano (Ibugos) Unnamed volcano (Ibugos) Unnamed volcano (Ibugos), is a submarine volcano near the island Ibugos in the Philippines. The volcano is off Ibugos Island, at the southernmost end 0f the Batanes Islands, in the province of Batanes, in the Cagayan Valley Region, in the Philippines, within the Luzon Strait between Luzon and Taiwan. The volcano is a submarine volcano rising to within of the sea surface, due west of Dequey Volcano. It is one of the active volcanoes in the Philippines. Submarine eruptions reported in 1773, 1850, and 1854 are likely to have originated from this volcano. There have been no