Famous Birthdays·May 27·Ibn Khaldun
Ibn Khaldun

Ibn Khaldun

A 14th-century scholar who invented the philosophy of history, arguing that societies rise and fall in predictable cycles of solidarity and decay.

1332–1406 (age 74)·Arab Islamic scholar, historian and philosopher·Birthday: May 27

Photo: Reda Kerbush · CC BY-SA 4.0

Biography

Born in Tunis to a family of Andalusian scholars, Ibn Khaldun lived a life of immense political turbulence, serving various North African rulers as a judge, diplomat, and occasional prisoner. His restless career, which took him from Granada to Cairo, provided the raw material for his revolutionary work, the 'Muqaddimah' (Introduction to History). In it, he broke from simple chronicling to propose a 'science of culture,' analyzing the environmental, economic, and psychological forces that drive civilizations. He identified 'asabiyyah,' or group solidarity, as the engine of state formation and its erosion as the cause of decline. This systematic approach made him a foundational, if isolated, voice in social science centuries before the discipline formally existed.

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Ibn's Life & Times

The world at every milestone

1332Born
1337Started school
1345Became a teenager
1348Could drive
1350Could vote
1353Turned 21
1362Turned 30
1372Turned 40
1382Turned 50
1392Turned 60
1402Turned 70
1406Died at 74

Key Achievements

  • Authored the 'Muqaddimah' (Introduction to History), a groundbreaking work considered the first to treat history as a science of social cause and effect.
  • Served as Chief Judge (Qadi) in Cairo, applying his legal and scholarly expertise within the Mamluk Sultanate's complex judicial system.
  • His theories on the rise and fall of dynasties and the economic basis of power prefigured modern sociology, economics, and historiography.

Did You Know?

He claimed descent from a companion of the Islamic prophet Muhammad.

As a young man, he held a secretarial post under the Merinid sultan in Fez, but was imprisoned for nearly two years on suspicion of plotting.

He personally negotiated with the conqueror Timur (Tamerlane) outside the walls of Damascus in 1401, an encounter he recorded in his autobiography.

“The past resembles the future more than one drop of water resembles another.”

— Ibn Khaldun

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