During this century, the Eastern Empire continued suffering setbacks, which increased after the 630s, when the prophet Muhammad established the geographically Islamic state, and set the stage for the rapid expansion of the Arab Empire. Although life in the countryside deteriorated, Constantinople grew to become the largest and wealthiest city in the world. It is estimated that the plague killed as many as 100 million people across the world. It caused the Europe's population to drop by around 50% between 550 and 700. It also may have contributed to the success of the Arabs.[1]
In the Iberian Peninsula, the seventh century was the Siglo de Concilios, that is, century of councils, referring to the Councils of Toledo.
Events
The firstsurah in a handwritten copy of the Qur'an.
Croats and Serbs entered their present territory early in the 7th century AD, settling in six distinct tribal delimitations, whilst Croats set up early states.
606, Boniface elected papal successor on the death of Pope Sabinian. He sought and obtained a decree from Byzantine Emperor Phocas which stated that "the See of Blessed Peter the Apostle should be the head of all the Churches". This ensured that the title of "Universal Bishop" belonged exclusively to the Bishop of Rome.
Guangzhou, China, becomes a major international seaport, hosting maritime travelers from Egypt, East Africa, Arabia, Persia, India, Sri Lanka, and South East Asia, including Muslims, Jews, Hindus, and Nestorian Christians.
622, Year one of the Islamic calendar begins, during which the Hijra occurs — Muhammad and his followers emigrate from Mecca to Medina in September.
623, The Frankish merchant Samo, supporting the Slavs fighting their Avar rulers, becomes the ruler of the first known Slav state in Central Europe.
668, The end of the Goguryeo-Tang Wars, as Goguryeo fell to a joint attack by Tang China and Unified Silla of Korea, the latter of which held the Goguryeo domains.
Khalid ibn al-Walid (The Sword of Allah) (592–642), Muslim Arab military commander who defeats both the Roman and Persian empires in over eighty battles.