Thursday, August 6, 2026

Friday, 7 August 1942

US NAVY

PACIFIC—Operation WATCHTOWER: 1st Marine Division (Major General Alexander A. Vandegrift, USMC) lands on Florida, Tulagi, Gavutu, Tanambogo, and Guadalcanal, in the first American land offensive of the war. Amphibious Force, South Pacific (Rear Admiral Richmond K. Turner) lands the leathernecks under cover of naval surface and air forces (Vice Admiral Frank Jack Fletcher). Landings are supported by carrier and shore-based aircraft (Rear Admiral Leigh Noyes and Rear Admiral John S. McCain). Overall commander is Vice Admiral Robert L. Ghormley, Commander South Pacific Force; officer in tactical command is Vice Admiral Fletcher. During Japanese air attacks on the transport force and its escorts off Guadalcanal, destroyer Mugford (DD-389) is damaged by carrier[dive] bomber (2nd Kokutai), 09°00'S, 160°00'E. Following shore bombardment operations in Tulagi Bay, light cruiser San Juan (CL-54) is damaged by explosion in one of her forward 5-inch gun mounts.

            TG 8.6 (Rear Admiral William W. Smith) bombards Kiska, Aleutians.

            Submarine Tambor (SS-198) sinks Japanese auxiliary netlayer Shofuku Maru off Wotje, Marshalls, 09°25'N, 170°11'E.

US ARMY AIR FORCE

US ARMY MIDDLE EAST AIR FORCE—Col Harry A Halverson relinquishes command of Hal Bomb Squadron, to be succeeded by Lt Col George F McGuire.

FIFTH AF—13 B‑17’s of 19th Bomb Group, led by Lt Col Richard H Carmichael, hit Vunakanau airfield in coordination with Marine landings on Guadalcanal. B‑26’s attack Lae, and a B‑17 and a B‑25 each attack a submarine in Gulf of Papua.

SOUTH PACIFIC—First Marine Division invades Guadalcanal.

ELEVENTH AF—3 B‑24’s dispatched to bomb Kiska return with their bombs due to solid overcast. 4 more B‑24’s also depart for Kiska. 1 turns back with mechanical trouble, the others abort mission over target due to undercast. 1 B‑24, 4 P‑38’s and an LB-30 fly 2 air coverage missions at Nazan Bay for Navy tenders.

US ARMY

ALEUTIAN ISLANDS—Kiska undergoes its first bombardment by surface forces. TF of cruisers and destroyers under Rear Admiral W. W. Smith, part of Admiral Theobald’s North Pacific Force (TF 8), bombards shore installations with unobserved results. This action had been planned for 2d July but was postponed because of weather conditions.

SOLOMON ISLANDS—After preparatory bombardment of landing areas, U.S. 1st Marine Division (—7th Marines), reinforced, invades S Solomons with close air and naval support. Unloading operations are delayed by enemy air attacks during which USS Mugford (DD) is damaged. At 0910, 5th Marines (—2d Battalion) lands unopposed on N coast (Beach Red) of Guadalcanal about 6,000 yards E of Lunga Pt and establishes beachhead between Tenaru and Tenavatu Rivers. 1st Marines and supporting weapons follow 5th Marines ashore. 1st Battalion of 5th Marines drives W along coast toward Lunga River; 1st Marines pushes SW toward Mt Austen. Advance halts for night after each of the assault forces has gained about a mile, 1st Battalion of 5th Marines reaching mouth of Ilu River. At 0740, 1st Battalion of 2d Marines begins landing on S coast of Florida Island., Company B near Haleta and rest at Halavo. The Battalion meets no opposition and is later withdrawn. At 0800, 1st Raider Battalion, followed by 2d Battalion of 5th Marines, lands on S coast (Beach Blue) of Tulagi without opposition. Marines clear NW end of island without difficulty, but Raiders meet bitter opposition from enemy in caves and dugouts on SE end in afternoon and are forced to halt some 1,000 yards from SE tip. Company G of 5th Marines helps hold this perimeter against enemy attacks. At noon, 1st Parachute Battalion invades twin islets of Gavutu and Tanambogo, which are joined by causeway, E of Tulagi; clears most of the islets despite enemy fire. From Florida Island., Company B of 2d Marines makes unsuccessful attempt to land on N coast.

NEW GUINEA—Activity is confined to patrol clashes. By this time all 5 rifle companies of Australian 39th Battalion are at the front and Maroubra Force contains 480 men. Because of Solomons offensive, Japanese recall convoy heading for Buna from Rabaul.

EGYPT—Prime Minister Churchill visits British Eighth Army front.

US MARINE CORPS

1st Marine Division lands on Florida, Tulagi, Gavutu, Tanambogo, and Guadalcanal in Southern Solomons to launch first U. S. offensive of the war.

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