SAT 15 APR 1944
Alaskan Sea Frontier (Vice Admiral Frank Jack Fletcher) with headquarters at Adak, Aleutian Islands, and Seventeenth Naval District (Rear Admiral Francis E. M. Whiting) with temporary headquarters at Adak and permanent headquarters at Kodiak, Alaska, are established.
Naval Base, Abemama, Gilbert Islands, is established.
Submarine Redfin (SS-272), in attack on Japanese convoy southwest of Mindanao, damages army cargo ship Shinyu Maru, 06°22'N, 123°42'E (see 16 April).
Japanese merchant cargo ship Sumida Maru is sunk, probably by mine laid by submarine Steelhead (SS-280), off Honshu, 42°07'N, 143°10'E.
British submarine HMS Storm sinks Japanese minesweeper W.7 in Andaman Islands, 11°56'N, 093°06'E.
Monday, April 15, 2019
Andaman Islands Action
by M. Bouffant at 19:44