8 events the sources record for this year, grouped by region.
What happened
China (5)
Cao Pi died at Jiafu Hall in Luoyang at the age of forty; in the sixth month he was buried at Shouyang Mausoleum. (Records of the Three Kingdoms (Sanguozhi) 魏書 文帝紀 (卷02) 黃初7년)
The Wu generals Zhuge Jin and Zhang Ba invaded Xiangyang, but Sima Yi routed them and beheaded Zhang Ba. (Records of the Three Kingdoms (Sanguozhi) 魏書 明帝紀 (卷03) 黃初7년)
When Wu's Left General Zhuge Jin and others invaded Xiangyang, Sima Yi defeated them and beheaded their subordinate general Zhang Ba. (Zizhi Tongjian (Comprehensive Mirror) 卷070 226년 단락12 제1문)
The mountain people of Wu's Danyang, Wu and Kuaiji again became bandits and took the subordinate counties. (Zizhi Tongjian (Comprehensive Mirror) 卷070 226년 단락13 제1문)
West Asia (3)
Artaxerxes of Persia defeated Parthia in three battles and killed King Artabanus, then attacked Hatra; he breached the walls but lost soldiers to an ambush and went to Media (Cassius Dio, Roman History 80(80).3.2)
Artaxerxes gained a considerable part of Media and Parthia, then went to Armenia and was defeated by the natives, the Medes and Artabanus's sons; he either fled or was preparing a larger expedition (Cassius Dio, Roman History 80(80).3.3)
The garrison in Mesopotamia killed its commander Flavius Heracleo; with military discipline collapsed, some soldiers joined the Persians (Cassius Dio, Roman History 80(80).4.2)