The 800s decade ran from January 1, 800, to December 31, 809.
The 820s decade ran from January 1, 820, to December 31, 829.
The 830s decade ran from January 1, 830, to December 31, 839.
The 860s decade ran from January 1, 860, to December 31, 869.
The 880s decade ran from January 1, 880, to December 31, 889.
The 760s decade ran from January 1, 760, to December 31, 769.
The 710s decade ran from January 1, 710, to December 31, 719.
The 650s decade ran from January 1, 650, to December 31, 659.
The 900s decade ran from January 1, 900, to December 31, 909.
The 940s decade ran from January 1, 940, to December 31, 949.
Year 806 (DCCCVI) was a common year starting on Thursday of the Julian calendar.
Year 740 (DCCXL) was a leap year starting on Friday of the Julian calendar, the 740th year of the Common Era (CE) and Anno Domini (AD) designations, the 740th year of the 1st millennium, the 40th year of the 8th century, and the 1st year of the 740s decade. The denomination 740 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 863 (DCCCLXIII) was a common year starting on Friday of the Julian calendar.
Year 712 (DCCXII) was a leap year starting on Friday of the Julian calendar. The denomination 712 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 619 (DCXIX) was a common year starting on Monday of the Julian calendar. The denomination 619 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 670 (DCLXX) was a common year starting on Tuesday of the Julian calendar, the 670th year of the Common Era (CE) and Anno Domini (AD) designations, the 670th year of the 1st millennium, the 70th year of the 7th century, and the 1st year of the 670s decade. The denomination 670 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 971 (CMLXXI) was a common year starting on Sunday of the Julian calendar.
Year 882 (DCCCLXXXII) was a common year starting on Monday of the Julian calendar.
Year 945 (CMXLV) was a common year starting on Wednesday of the Julian calendar.
Year 944 (CMXLIV) was a leap year starting on Monday of the Julian calendar.
