http://www.onwar.com/chrono/1943/nov1943/f21nov43.htm
Germans advancing on Korosten
Sunday, November 21, 1943 www.onwar.com
On the Eastern Front... German forces, having captured Zhitomir, extend their attacks northward toward Korosten.
In the Gilbert Islands... On Tarawa Atoll, more American troops (of the 2nd Marine Divison) land on Betio Island. There are heavy casualties initially. However, by noon some progress is being made in successfully landing more troops. Other American units land on Bairiki Island. On Makin Atoll, elements of the US 27th Infantry Division begin to advance on Butaritari Island.
In New Guinea... Attacks of the Australian 9th Division around Sattelberg gradually gain their objectives.
Selections from West Point Atlas for the Second World War The Gilbert Islands: Makin Atoll and Western Half of Butaritari Island, 1943 – Initial Operations of 27th Infantry Division (-) on Butaritari, 20-22 November 1943
The Gilbert Islands: Tarawa Atoll and Betio Island 1943 – Assault by 2d Marine Divison (+) on Betio, 20-23 November 1943
Soviet Summer and Fall Offensives: Operations, 17 July-1 December 1943
Allied Advance to Volturno River, Reorganization, and Attack on Gustav Line (17 January-11 May 1944)
India-Burma, 1942: Allied Lines of Communication, 1942-1943
South Pacific Operations: Advance to Bougainville, 27 October-15 December 1943
New Guinea and Alamo Force Operations: Clearing the Huon Peninsula and Securing the Straits, 19 September 1943-26 April 1944
Cartwheel, the Seizure of the Gilberts and Marshalls, and Concurrent Air and Naval Operations, 30 June 1943-26 April 1944
The Far East and the Pacific, 1941: Original Allied Strategic Concept, May 1943; Situation in Pacific, 1 November 1943