Ottoman Empire

Introduction & Top Questions
The Ottoman state to 1481: the age of expansion
- Origins and expansion of the Ottoman state, c. 1300–1402
  - Osman and Orhan
  - Murad I
  - Bayezid I
- Restoration of the Ottoman Empire, 1402–81
  - Mehmed I and Murad II
  - Mehmed II
- Ottoman institutions in the 14th and 15th centuries
  - Changing status of the Ottoman rulers
  - Institutional evolution
  - Military organization
The peak of Ottoman power, 1481–1566
- Domination of southeastern Europe and the Middle East
  - Bayezid II
  - Selim I
  - Süleyman I
- Classical Ottoman society and administration
The decline of the Ottoman Empire, 1566–1807
- Internal problems
  - The triumph of the devşirme
  - Corruption and nepotism
  - Economic difficulties
  - Social unrest
- External relations
- Reform efforts
- Military defeats and the emergence of the Eastern Question, 1683–1792
- Imperial decline in the 18th and early 19th centuries
  - Resistance to change
  - Contacts with the West
  - Military reforms
  - Selim III and the nizam-ı cedid
The empire from 1807 to 1920
- Rule of Mahmud II
  - Internal reform
  - Move toward centralization
- The Tanzimat reforms (1839–76)
  - Purpose of the Tanzimat
  - Reform in education
  - Reforms in law
  - Obstructions to reforms
- The 1875–78 crisis
- The Ottoman constitution, 1876
- Rule of Abdülhamid II
  - Pan-Islamism
  - Preservation of the empire
  - The Young Turk Revolution of 1908
- Dissolution of the empire
  - Rise of the CUP
  - Internal developments
  - Turkish nationalism
  - Foreign relations
  - The people
  - World War I, 1914–18
  - Allied war aims and the proposed peace settlement
Sultans of the Ottoman Empire

References & Edit History Quick Facts & Related Topics

Images & Videos

This map shows the territorial expansion of the Ottoman Empire from 1300 to its greatest extent in 1683-99, highlighting different periods under rulers such as Mehmed II, Selim I, and Süleyman the Magnificent, and marking key cities, seas, and geographical boundaries in Europe, North Africa, and the Middle East.

Stone walls and round towers of Rumelihisari Fort rise above dense green trees along the Bosporus in Istanbul, Turkey, with cars and water in the foreground.

Inside the powerful Ottoman army

Mosque of Süleyman, Istanbul

At a Glance

default image

Ottoman Empire summary

Orhan

Ottoman Empire Timeline

Süleyman I

Key People of the Ottoman Empire

Atatürk

Decline of the Ottoman Empire

Related Questions

This map shows the territorial expansion of the Ottoman Empire from 1300 to its greatest extent in 1683-99, highlighting different periods under rulers such as Mehmed II, Selim I, and Süleyman the Magnificent, and marking key cities, seas, and geographical boundaries in Europe, North Africa, and the Middle East. — The expansion of the Ottoman Empire Map showing the expansion of the Ottoman Empire from about 1300 to 1700. The empire reached its greatest extent between 1683 and 1699.

Ottoman Empire

historical empire, Eurasia and Africa

Written by

Malcolm Edward YappAll

Fact-checked by

Britannica Editors

Last updated

Sep. 18, 2026 •History

Ottoman Empire, empire created by Turkish tribes in Anatolia (Asia Minor) that grew to be one of the most powerful states in the world during the 15th and 16th centuries. The Ottoman period spanned more than 600 years and came to an end only in 1922, when it was replaced by the Turkish Republic and various successor states in southeastern Europe and the Middle East. At its height the empire encompassed most of southeastern Europe...

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