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About 2055-2050 BCEReputable source · 2 sourcesWell documented

Mentuhotep II's Theban Army Ends Egypt's First Fractured Century

On the timeline · around About 2055-2050 BCE · Middle Kingdom & Foreign RuleThe Old KingdomMiddle Kingdom & Foreign RuleMentuhotep II's Theban Army Ends Egypt's First Fractured Century2,300 BCE2,200 BCE2,100 BCE2,000 BCE1,900 BCE

What happened

For roughly a century and a quarter after the Old Kingdom's collapse, Egypt had no single king. Two rival dynasties claimed the throne at once, the Ninth and Tenth ruling from Herakleopolis in the north, and the Eleventh ruling from Thebes in the south. Around 2125 BCE the Theban king Intef I had already begun challenging Herakleopolis, and his successor Wahankh Intef II took the title King of Upper and Lower Egypt and captured Abydos. Mentuhotep II, who took the Theban throne around 2061 BCE, finished the job: his forces defeated the Herakleopolitan kings, and he then punished the provinces that had stayed loyal to Herakleopolis while rewarding those that had backed Thebes.

Why it matters

This was not simply one dynasty replacing another. Mentuhotep II restructured how Egypt was governed afterward, curbing the independent power provincial nomarchs had built up during the fragmentation and creating administrative posts answerable directly to Thebes. Later Egyptian inscriptions gave him the title second Menes, comparing him to the legendary first unifier of Egypt, which is why Egyptologists mark his reunification as the start of an entirely new kingdom period, the Middle Kingdom, rather than just a new dynasty within the same one.

How we know

The reunification is documented through royal inscriptions from Mentuhotep II's reign and tomb and temple evidence at Thebes, including his mortuary temple at Deir el-Bahari. The rival Herakleopolitan dynasties are known mainly through fragmentary king lists and a handful of inscriptions, which is why Egyptologists describe this period's internal chronology as imprecise even though the overall outcome, Theban victory, is well established.

Sources

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Mentuhotep II's Theban Army Ends Egypt's First Fractured Century · Ancient Egypt · SourcedStory