Admiral Commanding, Orkneys and Shetlands Admiral Commanding, Orkneys and Shetlands The Admiral Commanding, Orkneys and Shetlands was an operational commander of the Royal Navy. His subordinate units, establishments, and staff were sometimes informally known as the Orkneys and Shetlands Command; they were charged with the administration of the Orkney and Shetland Islands and operating and defending the fleet base at Scapa Flow that was the main anchorage for both the Home Fleet and Grand Fleet at various times. The Orkney and Shetland command was usually only formed at the outbreak of war to provide for the defence and administration of the main base for the
Battle of the Philippine Sea Battle of the Philippine Sea The Battle of the Philippine Sea (June 19–20, 1944) was a major naval battle of World War II that eliminated the Imperial Japanese Navy's ability to conduct large-scale carrier actions. It took place during the United States' amphibious invasion of the Mariana Islands during the Pacific War. The battle was the last of five major "carrier-versus-carrier" engagements between American and Japanese naval forces, and pitted elements of the United States Navy's Fifth Fleet against ships and aircraft of the Imperial Japanese Navy's Mobile Fleet and nearby island garrisons. This was the largest carrier-to-carrier battle in