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510 CE
520 CE
530 CE
540 CE
550 CE
560 CE
570 CE
580 CE
590 CE
600 CE
610 CE
620 CE
630 CE
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650 CE
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900 CE
910 CE
515 CE - 535 CE: Reign of King Icel, founder of Mercia.
535 CE - 545 CE: Reign of King Cnebba in Mercia.
545 CE - 580 CE: Reign of King Cynewald in Mercia.
580 CE - 595 CE: Reign of King Creoda in Mercia.
595 CE - 606 CE: Reign of King Pybba in Mercia.
606 CE - 625 CE: Reign of King Cearl in Mercia; lands lost to Northumbria after Battle of Chester.
616 CE: Battle of Chester; Mercia loses Welsh kingdoms to Northumbria.
625 CE - 655 CE: Reign of King Penda in Mercia; kingdom expands.
628 CE: Battle of Cirenchester; King Penda of Mercia defeats West Saxons and takes land.
633 CE: Battle of Hatfield Chase; King Penda of Mercia defeats Northumbria and takes lands.
655 CE: Battle of the Winwaed; King Penda of Mercia killed; Mercia defeated by Northumbria and partitioned.
655 CE - 656 CE: Peada, son of Penda, rules southern Mercia.
655 CE - 658 CE: Oswiu of Northumbria rules northern Mercia.
658 CE - 675 CE: King Wulfhere reigns in Mercia; reunites the kingdom.
675 CE - 704 CE: King Aethelred I reigns in Mercia.
704 CE - 709 CE: King Coenred reigns in Mercia.
709 CE - 716 CE: King Ceolred reigns in Mercia. .
716 CE - 757 CE: King Aethelbald reigns in Mercia.
757 CE: Beornred reigns briefly in Mercia; deposed by Offa.
757 CE - 796 CE: King Offa reigns in Mercia; builds famous dyke along border with Wales.
796 CE: Offa's son Ecgfrith reigns briefly in Mercia.
796 CE - 821 CE: King Coenwulf reigns in Mercia.
821 CE - 823 CE: King Ceolwulf I reigns in Mercia.
823 CE - 826 CE: King Beornwulf reign in Mercia; loses supremacy to Mercia after Battle of Ellandun.
825 CE: Battle of Ellandun; Wessex defeats Mercia, Mercian supremacy in the region lost. .
826 CE - 827 CE: King Ludeca reigns in Mercia.
827 CE - 829 CE: First reign of King Wiglaf in Mercia; deposed by Egbert of Wessex.
827 CE - 829 CE: First reign of King Wiglaf in Mercia; deposed by Egbert of Wessex.
827 CE - 829 CE: First reign of King Wiglaf in Mercia; deposed by Egbert of Wessex.
827 CE - 829 CE: First reign of King Wiglaf in Mercia; deposed by Egbert of Wessex.
829 CE - 830 CE: King Egbert of Wessex rules Mercia directly.
830 CE - 839 CE: Second reign of Wiglaf in Mercia.
839 CE - 840 CE: King Wigmund reigns in Mercia. .
840 CE: King Wigstan reigns in Mercia.
840 CE - 852 CE: King Beorhtwulf reigns in Mercia.
852 CE - 874 CE: King Burgred reigns in Mercia; deposed by Viking army.
874 CE - 883 CE: King Ceolwulf II reigns in Mercia; Viking puppet-king.
879 CE: King Ceolwulf II cedes eastern part of Mercia to Vikings; end of united Mercian kingdom.
883 CE - 911 CE: King Aethelred II reigns in Mercia; submits to Alfred the Great of Wessex as overlord.
911 CE - 918 CE: Aethelflaed, Lady of the Mercians, reigns in Mercia.
918 CE: Lady Aelfwynn, daughter of Aethelflaed, reigns briefly in Mercia.
918 CE: Aelfwynn deposed by Edward the Elder of Wessex; Mercia becomes part of Kingdom of Wessex.