Centuries: 6th century 7th century 8th century
Decades: 620s - 630s - 640s - 650s - 660s - 670s - 680s - 690s - 700s - 710s - 720s
Years: 670? 671? 672? 673? 674? 675? 676? 677? 678? 679? 680?
Events: