The Zhenbao Island Incident, also known as the Battle of Zhenbao Island on the Ussuri River, occurred on March 2, 1969, and was an armed conflict between the People's Republic of China and the Soviet Union on Zhenbao Island on the Ussuri River. This incident was part of the Sino-Soviet border struggle during the Cold War and a serious confrontation between China and the Soviet Union over territorial issues.
There were casualties on both sides in the incident. According to publicly available information, the number of Chinese casualties is more than 200, including more than 50 deaths; The number of Soviet casualties was about 150, of which about 50 died. These figures are for reference only and the exact number of casualties may vary for a variety of reasons.
The Chinese side showed its tenacious fighting spirit and high combat effectiveness in the battle of Zhenbao Island, and successfully defended the sovereignty and territorial integrity of the country. The battle was of great significance in boosting the confidence and morale of the Chinese army, and also laid the foundation for the subsequent Sino-Soviet border negotiations.
Overall, the Zhenbao Island incident was a serious border conflict, but through the joint efforts of both sides, further escalation of the situation was ultimately avoided. This incident also eased the tension between China and the Soviet Union in the border area to a certain extent, creating conditions for the subsequent normalization of Sino-Soviet relations.