Military historians study the history of armed conflicts, focusing on battles, strategies, and the impact of warfare on societies. They analyze various aspects of military operations, including tactics, technology, and leadership, to understand how wars shape nations and cultures. Their work often involves examining primary sources, such as documents, letters, and official records. These historians may specialize in specific periods, such as World War II or the American Civil War, or particular themes like military strategy or the role of women in the military. Their research contributes to a broader understanding of history and informs current military practices and policies.