The leader of the Athenian Empire works to:

The term "leader of the Athenian Empire" is commonly associated with Pericles, a prominent and influential Greek statesman, orator, and general during the Golden Age of Athens. In the context of his leadership, the leader of the Athenian Empire would work to:

1. Govern the city of Athens: This would involve making decisions related to the city's administration, legal system, and public works. 2. Manage foreign affairs: The leader would handle relations with other city-states, including allies and enemies within the context of the Delian League, which was the alliance that became the Athenian Empire.

3. Oversee military campaigns: This includes planning and executing strategies for defense and expansion, as well as leading the Athenian military when required.

4. Promote the welfare of citizens: This entails ensuring economic prosperity, overseeing the distribution of resources, and facilitating cultural and intellectual development.

5. Uphold democracy: As a democratic leader, Pericles and his contemporaries would need to respect and operate within the framework of Athenian democracy, encouraging participation of citizens in governance through the assembly and councils.