The Black Cannon Incident refers to a significant event in Chinese history that occurred in 1926. It involved a conflict between the Nationalist government and the Communist Party of China, which was part of the broader struggle for power during the Chinese Civil War. The incident was sparked by the discovery of a hidden cache of weapons, leading to tensions and violent confrontations. The name "Black Cannon" comes from the artillery piece that was central to the conflict. This event highlighted the growing rift between the Nationalists and Communists, ultimately contributing to the escalation of hostilities that would shape China's political landscape for decades to come.