18 events the sources record for this year, grouped by region.
What happened
China (13)
Xiang Yu besieged Xingyang; the King of Han asked for peace and ceded the west of Xingyang to Han. Chen Ping's double-agent ploy made Fan Zeng suspect, and he left, departing without his troops. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖三年四月)
General Ji Xin, riding in the King of Han's carriage, feigned surrender; in the gap, the King escaped with a few dozen riders through the west gate. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖三年五月)
Xiang Yu took the walled city of Xingyang, captured Zhou Ke and boiled him alive, and then besieged Chenggao. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖三年六月)
The King of Han escaped from Chenggao through the Yu Gate, crossed the Yellow River northward, lodged at Xiaoshuwu, and at dawn entered the camps of Zhang Er and Han Xin and took their troops. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖三年六月)
Lu Wan and Liu Jia crossed the Baima ford with twenty thousand men, aided Peng Yue in burning Chu's grain, and took seventeen cities including Suiyang and Waihuang. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖三年八月)
On Kuai Tong's plan, Han Xin made a surprise attack on Qi and crushed it; the King of Qi boiled Li Yiji alive and fled to Gaomi. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖四年十月)
When the Han challenged again at Chenggao, Chu's Grand Marshal Cao Jiu, crossing the Si River only halfway, was struck by the Han army and routed; Cao Jiu killed himself, the King of Han retook Chenggao and stationed troops at Guangwu. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖四年十月)
Han Xin and Guan Ying crushed the Chu army, killed Long Ju, pursued to Chengyang and captured King Guang of Qi. (Book of Han (Hanshu), Imperial Annals 漢書卷001 漢高祖四年十一月)
When Xingyang was besieged, Ji Xin impersonated the King of Han to deceive the Chu army; the King of Han escaped by the west gate to Chenggao, while Ji Xin was burned to death. (Records of the Grand Historian (Shiji), Annals 史記卷007 項羽本紀)
Through Chen Ping's divisive scheme, Xiang Yu came to suspect Fan Zeng; Fan Zeng resigned and died of a back boil before reaching Pengcheng. (Records of the Grand Historian (Shiji), Annals 史記卷007 項羽本紀)
Court intrigue after the accession of Ptolemy Epiphanes (Polybius, Histories 15.25)
Southern Europe (3)
Even the legions staying in Sicily came down to the harbor to see them off, and the crowd was as impressive as the fleet (Livy, History of Rome (Ab Urbe Condita) 29.26)
Scipio, hearing the headland was named the "Fair Promontory," took it as a good omen and anchored and landed there (Livy, History of Rome (Ab Urbe Condita) 29.27)
When Scipio crosses to Africa, astonishing successes are reported at Rome (Plutarch's Parallel Lives Plut. Fabius 26.2)