秦昭襄王五十六年
251 BC · 56th year of King Zhaoxiang of Qin
Sources
- Shiji 史记
- Excavated texts 简牍
- §1 《秦简牍合集》(一)睡虎地竹简Collected Qin Slips I: the Shuihudi bamboo slips
Concurrent regnal years
- 魏安釐王二十六年26th year of King Anxi of Wei
- 韩桓惠王二十二年22nd year of King Huanhui of Han
- 赵孝成王十五年15th year of King Xiaocheng of Zhao
- 楚考烈王十二年12th year of King Kaolie of Chu
- 燕王喜四年4th year of King Xi of Yan
- 齐王建十四年14th year of King Jian of Qi
- 鲁顷公二十二年22nd year of Duke Qing of Lu
- 卫元君二年2nd year of Lord Yuan of Wey
- 东周世系不详Eastern Zhou: succession unknown