Heraclius arrives by ship from Africa at Constantinople, overthrows East Roman Emperor Phocas and becomes Emperor. His first major act is to change the official language of the East Roman Empire from Latin to Greek (already the language of the vast major
Jan 1, 611
Peasants from Mt. Changbaishan in Shandong began a rebellion
Yang Jian replaced Northern Zhou with Sui and proclaimed himself Emperor Wen
Sui Court defeated the last of the Southern Dynasties, Chen, and unified the whole nation
Emperor Yang was strangled by one of his subordinates, it completely collapsed