Why did Pericles establish Athenian settlements across the empire?

Pericles established a network of Athenian settlements, known as cleruchies, across the empire for several strategic and social reasons:

• Strengthening Control: These settlements served as a means to solidify Athenian authority over dependent states. By placing groups of Athenian citizens in strategic locations—such as along main communication lines—Athens created permanent garrisons that helped police the empire and discourage revolts.12
• Managing Population Pressure: The settlements provided new land for the growing Athenian population, offering financial advantages to those who resettled and helping to relieve demographic pressure within Athens itself.12
• Imperial Stability: By distributing Athenian citizens throughout the empire, Pericles aimed to maintain order in the face of allied resentment and scattered uprisings, effectively using these colonies as a regular arm of Athenian imperialism.12

These settlers retained their full Athenian citizenship, including the rights to vote and serve in the military, while governing their internal affairs according to the Athenian model.2