Why naval warfare needs wider history

Do you focus only on military history, or on other kinds of history as well?

The research emphasizes fighting at sea, which cannot be understood without economics, society, culture, and politics.

Fighting at sea cannot be understood in isolation. Conflict at sea is often fought over non-combat interests, with blockade and trade providing clear economic examples. Navies also depend on social, cultural, and political support before they can be created or sustained. Explaining sea power requires this interdisciplinary approach.