Second Sino-Japanese War: The Chinese Eighth Route Army gains a minor, but morale-boosting victory in the Battle of Pingxingguan.

The Second Sino-Japanese War, known in China as the War of Resistance Against Japan, was fought between the Republic of China and the Empire of Japan and its puppet states between 1937 and 1945, following a period of war localized to Manchuria that started in 1931. It is often regarded as the…