Year 840 (DCCCXL) was a leap year starting on Thursday in the Julian calendar, the 840th year of the Common Era (CE) and Anno Domini (AD) designations, the 840th year of the 1st millennium, the 40th year of the 9th century, and the 1st year of the 840s decade.
The 500s decade ran from January 1, 500, to December 31, 509.
The 490s decade ran from January 1, 490, to December 31, 499.
Year 632 (DCXXXII) was a leap year starting on Wednesday of the Julian calendar. The denomination 632 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 602 (DCII) was a common year starting on Monday of the Julian calendar. The denomination 602 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 743 (DCCXLIII) was a common year starting on Tuesday of the Julian calendar. The denomination 743 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 139 (CXXXIX) was a common year starting on Wednesday of the Julian calendar. At the time, in Western civilization, it was known as the Year of the Consulship of Hadrianus and Praesens. The denomination 139 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.
The 460s decade ran from January 1, 460, to December 31, 469.
The 360s decade ran from January 1, 360, to December 31, 369.
Year 507 (DVII) was a common year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Anastasius and Venantius. The denomination 507 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 461 (CDLXI) was a common year starting on Sunday of the Julian calendar. At the time, it was known as the Year of the Consulship of Severinus and Dagalaiphus. The denomination 461 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 995 (CMXCV) was a common year starting on Tuesday of the Julian calendar.
Year 735 (DCCXXXV) was a common year starting on Saturday of the Julian calendar. The denomination 735 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 363 (CCCLXIII) was a common year starting on Wednesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Iulianus and Sallustius. The denomination 363 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 906 (CMVI) was a common year starting on Wednesday of the Julian calendar.
Year 467 (CDLXVII) was a common year starting on Sunday of the Julian calendar. At the time, it was known as the Year of the Consulship of Pusaeus and Iohannes. The denomination 467 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.
The 499 Nicopolis earthquake took place in September 499. It affected the cities of Nicopolis, Neocaesarea, Arsamosata, and Abarne.
The 139 Mcurn earthquake is listed in bibliographical records of seismology as having affected the city of Mcurn.
The 863 Dvin earthquake reportedly took place in the city of Dvin on 13 February, 863.
