Today in World War II History—February 21, 1940 & 1945

Eric Liddell at the British Empire versus United States of America meet at Stamford Bridge, London, 19 July 1924 (Public domain via Wikipedia)
80 Years Ago—February 21, 1940: Cavity magnetron is used for the first time, at the University of Birmingham in England.
Britain reduces passenger train service due to coal shortage.
75 Years Ago—Feb. 21, 1945: US Sixth Army secures Bataan Peninsula on Luzon.
Scottish Olympic runner Eric Liddell (memorialized in Chariots of Fire for refusing to run on the Sabbath) dies in a Japanese internment camp in China, where he had served as a missionary.