noun
Nanking Incident of 1927
Refers specifically to the March 1927 targeting of foreign properties and residents in Nanking by Kuomintang troops. A historical term; distinct from the 1937 massacre.
南京事件（1927年）は、北伐中の国民党軍による外国人襲撃事件である。
The Nanking Incident of 1927 was an attack on foreigners by Nationalist troops during the Northern Expedition.
noun
Nanking Massacre; Rape of Nanking
Refers to the 1937 mass killing and atrocities committed by Japanese troops in Nanking. Often cross-referenced with 南京大虐殺. A historical term.
See also: 南京大虐殺
南京事件（1937年）は、日本軍による南京での虐殺事件を指す。
The Nanking Incident of 1937 refers to the massacre in Nanking by the Japanese army.