- Military History Encyclopedia on the Web: http://www.historyofwar.org/. Contains a day-by-day account of the war in the air: http://www.historyofwar.org/secondworldwar/date/index.html
- National World War II Museum – Timeline: http://www.nationalww2museum.org/see-hear/world-war-ii-history/timeline.html
- The History Place, World War II in Europe: http://www.historyplace.com/worldwar2/timeline/ww2time.htm.Also contains a day-to-day account of the war.
- The World at War, History of WWII, 1939-1945: http://www.euronet.nl/users/wilfried/ww2/ww2.htm. Contains another day-to-day account of the war.
- World War II Plus 55: http://worldwar2plus55.com/
- Word War II Timeline: http://www.kathyamen.net/journal/timeline.htm
- World War II Tweets (beginning with 1940): http://twitter.com/realtimewwii. For each day there is a list of war-related events that occurred on that day and each calendar day parallels that of the current calendar.