Chaturanga is played in its current form in India (approximate date).
Yangdi, a Sui emperor, extends the Grand Canal. He reportedly assumes power by poisoning his father. Ma Shu-mou, aka Mahu, was one of the canal overseers and was said to have eaten a steamed 2-year-old child each day he worked on the canal. On completion the canal extended for 1,100 miles. 5.5 million people were pressed into service to complete the 1,550 mile canal.
Quill pens, made from the outer feathers of crows and other large birds, became popular. The first books are printed in China.
The oldest inscription in Mon language dated from 600 AD. later found at Wat Phorang, Thailand.
Mu becomes king of the Korean kingdom of Baekje.[7]
The city of Teotihuacan (Central Mexico) begins to grow unstable, as they exhaust their resources until their inevitable collapse (possibly caused by the Toltec) circa 700.
The Germanic peoples, due to the more abundant food supply available, use the "moldboard" plow, introduced by the Slavs in Eastern Europe. The plow works the land with horses and oxen.[8]
Possibly the first reference to chess is made in the Persian work Karnamak-i-Artakhshatr-i-Papakan.
The Lombards under King Agilulf expand into Northern Italy, establishing a settlement with the Franks and maintaining intermittent relationships with Rome.
Food production increases in northern and Western Europe as a result of agricultural technology introduced by the Slavs, who employ a lightweight plow with a knife blade (coulter), that cuts deep into the soil at grassroots level, together with a shaped board, or "moldboard", that moves the cut soil to one side.
Emperor Maurice succeeds in winning over the Avars to Byzantine rule, but his campaigns against the Avars, Lombards, Persians and Slavs drain the imperial treasury, requiring an increase in taxes. He orders the troops to stay for winter beyond the Danube, but a mutiny breaks out under Phocas. He brings the Byzantine forces back over the Danube and marches on to Constantinople.[12]
November 27 – A civil war breaks out and Phocas enters Constantinople. Maurice is captured trying to escape; he is forced to witness the slaughter of his five sons and all his supporters, and is then executed (beheaded) after a 20-year reign. His wife, Constantina, and his three daughters are spared, and sent to a monastery. Phocas is proclaimed the new emperor of the Byzantine Empire.
Byzantine–Persian War: King Khosrau II launches an offensive against Constantinople, to avenge Maurice's death, his "friend and father", and tries to reconquer Byzantine territory. Narses, governor of Upper Mesopotamia, rebels against Phocas at the city of Edessa and requests aid from the Persians. Khosrau sends an expeditionary force to Armenia and crosses the Euphrates.
Spring – Witteric, counting on the support of the nobles, attacks the royal palace in Toledo, and overthrows King Liuva II. He cuts off his right hand, and has him executed. Witteric becomes the new king of the Visigoths.[15]
The last mention of the Roman Senate on the Italian mainland is made (according to the Gregorian register). It mentions that the Senate has acclaimed new statues of Emperor Phocas and Empress Leontia.[16]
The Avars regroup after they are almost destroyed; together with the Slavs they start pillaging through the Byzantine provinces, west and south of the Danube. Due to the new Persian war, Emperor Phocas has few imperial troops available to defend the Balkan Peninsula.[17]
August 13 – Emperor Wéndi, age 63, is assassinated by his son Yángdi, after a 23-year reign in which he has attacked hereditary privilege and reduced the power of the military aristocracy. He is succeeded by Yángdi, who becomes the second emperor of the Sui dynasty.
As a result of a quarrel between the Lakhmids (Southern Iraq) and King Khosrau II, the Persian frontier with Arabia is no longer guarded (approximate date).
Emperor Yángdi orders the capital to be transferred from Chang'an to Luoyang. He begins the construction of the Grand Canal, that will link existing waterways to the new Chinese capital; it will be built by a million laborers.
Yángdi is offended by his general Gao Jiong, who makes several comments critical of the emperor's policies, against Tujue submissive Yami Qaghan. He is executed (beheaded), and Gao's sons are exiled to the border provinces (Northern China).
Heraclius proclaims himself and his son as consuls, claiming the imperial title—and mint coins with the two wearing the consular robes.[27]Syria and Palaestina Prima revolt.
Sui dynastyEmperor Yang of Sui expresses the desire to control routes to the West, leading to two and a half centuries of Chinese military and trading activities in Central Asia.
Emperor Yángdi completes the Grand Canal; it provides an unbroken inland ship transport between the Yellow and Yangtze rivers. The canal network is 1,776 km (1,400 miles) long—linking five river systems—and extends from Beijing to the city of Hangzhou.
^Geoffrey Hindley, A Brief History of the Anglo-Saxons: "The beginnings of the English nation" New York: Carrol & Graf Publishers (2006), p. 33–36. ISBN978-0-7867-1738-5
^W.G. Aston, trans., Nihongi: Chronicles of Japan from the Earliest Times to A.D. 697, 2 vols. in 1 (London: Keagan and Co., 1896), vol. 2, p. 128–133