Start
End
1478

Topkapı Palace becomes the seat of government

Topkap PalaceImperial CouncilKubbealt

After the conquest of Constantinople (1453), the Ottoman court and central administration were consolidated in the new palace complex that became Topkapı Palace, where the Imperial Council met in the council chamber (Kubbealtı).

Topkap PalaceTopkapı Palace
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MKMaria Khan
Updated:Apr 23, 2026
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Ottoman Imperial Council (Divan) and the Sublime Porte

Ottoman Imperial Council (Divan) and the Sublime Porte

  1. Mehmed II institutionalizes the Imperial Council (Divan)

    Labels: Mehmed II, Imperial Council, Grand Vizier

  3. Divan meetings formalized in the Kubbealtı chamber

    Labels: Kubbealt, Imperial Council, Topkap Palace

  6. Imperial Council building restored after the 1665 fire

    Labels: Imperial Council, Topkap Palace, Harem Fire

  7. “Sublime Porte” becomes shorthand for the government

    Labels: Sublime Porte, Imperial Council, European observers

  9. Selim III and Mahmud II-era restorations of the council chamber

    Labels: Selim III, Mahmud II, Imperial Council

  10. Supreme Council of Judicial Ordinances established

    Labels: Meclis-i V, Tanzimat, Sublime Porte

  11. Bab-ı Ali complex repeatedly rebuilt after major fires

    Labels: Bab- Ali, Porte complex, Ca alo

  12. Edict of Gülhane launches Tanzimat governance reforms

    Labels: G lhane, Tanzimat, Sublime Porte

  13. Bab-ı Ali rebuilt in masonry and becomes a state office

    Labels: Bab- Ali, Masonry rebuild, Grand Vizier

  14. Porte complex damaged by the 1878 fire

    Labels: Porte complex, Fire of, Tanzimat institutions

  16. Raid on the Sublime Porte topples Kâmil Pasha

    Labels: Raid on, Committee of, K mil

  17. Abolition of the sultanate ends the grand vizierate

    Labels: Abolition of, Ahmet Tevfik, Grand Vizier