The longue durée is an expression used by the French Annales School of historical writing to designate their approach to the study of history.

What is Longue Duree?

Longue Durée, or long term, is an approach to history writing pioneered by historians of the Annales school such as Fernand Braudel. It focusses on events that occur nearly imperceptibly over a long period of time, on slowly changing relationships between people and the world.

What is the meaning of Duree?

a period of time containing 365 (or 366) days.