5 events the sources record for this year, grouped by region.
What happened
China (5)
In the second month, Gao Sihao, Prince of Nan'an and governor of the Shuozhou xingtai (regional office), rebelled; Tang Yong and others crushed him, and Gao Sihao drowned himself in a river. (Book of Northern Qi (Bei Qishu), Annals 北齊書 卷8)
He banned Buddhism and Daoism, destroyed scriptures and images, and returned monks and Daoist priests to lay life. (Northern Zhou persecution of Buddhism.) (History of the Northern Dynasties (Beishi), Annals 北史 卷10 建德3年)
Both Buddhism and Daoism are banned, sacred images and scriptures are destroyed, and monks and Daoists are returned to lay life (Book of Zhou (Zhoushu), Imperial Annals 周書 卷5 建德3年5月)