2 Apr 1943
- HMS Black Swan and HMS Stonecrop sank German submarine U-124 in the Atlantic Ocean. ww2dbase [CPC]
- The Italian Semovente 105/25 tank destroyer design entered production. ww2dbase [Semovente 105/25 | CPC]
- USS S-31 crossed the equator in the Pacific Ocean. ww2dbase [S-31 | CPC]
- USS Gar ended her sixth war patrol. ww2dbase [Gar | CPC]
- Near El Guettar, Tunisia, US 9th Infantry Division was moved to attack Hill 772; its original objective of Hill 369 was now left to US 1st Infantry Division to capture. ww2dbase [Battle of El Guettar | CPC]
- Destroyer Yukikaze made a troop transport run to Rekata, Santa Isabel, Solomon Islands. ww2dbase [Yukikaze | CPC]
- Hauptmann Philipp Müller of the German Kampfgeschwader 55 wing was awarded the Knight's Cross of the Iron Cross. ww2dbase [CPC]
- After temporary repairs to her battle damage, USS Salt Lake City and USS Bailey departed Dutch Harbor, Alaska bound for Mare Island Naval Shipyard in California. ww2dbase [Salt Lake City | Bailey | DS]
- In the later afternoon, USS Tunny made radar contact with Japanese transport Toyo Maru Number 2 off Alet Island, Caroline Islands. She fired three torpedoes at the distance of 880 meters and observed a hit on the transport before diving to avoid attack by the escorting Momo-class destroyer; depth charges caused minor damage. ww2dbase [Tunny | Alet | CPC]
- Robert von Greim was awarded Oak Leaves to his Knight's Cross of the Iron Cross medal. ww2dbase [Robert von Greim | CPC]
- Destroyer USS Shaw exited Drydock No. 1 and shifted to Berth B-22 at Pearl Harbor, Hawaii. ww2dbase [Pearl Harbor Navy Base and Ford Island Naval Air Station | Shaw | Pearl Harbor, Oahu | DS]
- Allied bombers conducted raids across Italy, hitting Messina, Crotone, Villa San Giovanni, Naples, Augusta, and Palermo. Some of the missions were aborted due to cloud cover. ww2dbase [Bombing of Rome, Naples, and Other Cities | CPC]
- After a tender refit, destroyer USS Saufley departed Efate, New Hebrides as part of Task Force 19 for exercises with Task Force 15. ww2dbase [Saufley | Efate | DS]
- The Tamazato Prisoners of War Camp in eastern Taiwan was opened for the purpose of showing Red Cross representatives a model camp. ww2dbase [CPC]
- USS Alabama departed the United States for Britain. ww2dbase [Alabama | CPC]
- USS Ranger departed the Boston Navy Yard bound for Argentia, Newfoundland. ww2dbase [Ranger | Boston Navy Yard | Boston, Massachusetts | DS]

2 Apr 1943 Interactive Map
Timeline Section Founder: Thomas Houlihan
Contributors: Alan Chanter, C. Peter Chen, Thomas Houlihan, Hugh Martyr, David Stubblebine
Special Thanks: Rory Curtis
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