'King Zhaoxiang of Qin' or 'King Zhao of Qin'(秦昭襄王 or 秦昭王) (324 BC – 250 BC) was the son of
King Huiwen, little brother of
King Wu. After the death of Wu in 306 BC, Zhao contended for the crown of Qin with his little brother. With the support of
King Wuling of Zhao, Zhao finally ascended the throne. In 260 BC, King Zhao levied the vital
Battle of Changping against the
State of Zhao.