Today in World War II History—Mar. 18, 1943 POSTED: Sunday, March 18, 2018 by Sarah Sundin US Army Air Force recruiting poster, WWII 75 Years Ago—Mar. 18, 1943: US II Corps takes El Guettar, Tunisia. After successful US Eighth Air Force mission to Vegesack, Germany, US experiment with daylight bombing is declared a success.