35 events the sources record for this year, grouped by region.
What happened
China (24)
The Duke of Pei moved north from Tang and attacked Changyi, where he met Peng Yue; he could not take it. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年二月)
Li Yiji of Gaoyang persuaded the Duke of Pei to make a surprise attack on Chenliu; his younger brother Li Shang led the soldiers of Chenliu. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年二月)
He attacked Kaifeng without taking it, but defeated the Qin general Yang Xiong of Zhen at Baima and east of Quyu. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年三月)
He struck Yingchuan to the south, massacring its people, and with Zhang Liang took the land of Han. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年四月)
The Duke of Pei turned his army back at night and surrounded Wan three deep; on Chen Hui's persuasion he agreed to accept the surrender. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年六月)
When the Administrator of Nanyang, Yi, surrendered, he was enfeoffed as Marquis of Yin and Chen Hui was given a thousand households; from then on every place he went surrendered, and plunder was forbidden. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年七月)
The Duke of Pei attacked Wuguan and entered Qin territory; Chancellor Zhao Gao, fearing him, killed the Second Emperor and proposed dividing Guanzhong, but was refused. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年八月)
Ziying, who had killed Zhao Gao, sent troops to Yaoguan; the Duke of Pei bypassed Yaoguan, crossed Guishan, and beat them in turn north and south of Lantian. (Book of Han (Hanshu), Imperial Annals 漢書卷001 秦二世三年九月)
When the Duke of Pei reached Bashang, King Ziying of Qin surrendered beside Zhidao, riding a white carriage with a rope around his neck and offering the seal and tallies. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖元年十月)
At Metaurus the enemy already stood in battle formation before the camp, and Hasdrubal, seeing worn shields and thin horses, suspected Roman reinforcements, which delayed the battle (Livy, History of Rome (Ab Urbe Condita) 27.47)
At the battle of the Metaurus Hasdrubal was killed and 56,000 to 57,000 of the enemy died; more than 4,000 Roman citizens held by the enemy were restored, partly consoling the losses (Livy, History of Rome (Ab Urbe Condita) 27.49)
A remark that although one consul rode in a chariot, the true triumph belonged to the other consul (Nero), who rode on horseback (Livy, History of Rome (Ab Urbe Condita) 28.9)
He defeats the Spartan tyrant Machanidas at the battle of Mantinea (Plutarch's Parallel Lives Plut. Philopoemen 10)