The Art of War is an ancient Chinese military treatise by Sun Tzu, a high-ranking military general, strategist and tactician. Each chapter is devoted to one aspect of warfare. It is commonly thought of as a definitive work on military strategy.

On War is a book on military strategy by Prussian general Carl von Clausewitz, written mostly after the Napoleonic wars, between 1816 and 1830. It is one of the most important books on political-military analysis and strategy ever written.

The Histories of Herodotus serves as a record of ancient traditions, politics, geography, and clashes of various cultures in Asia, Africa and Greece. It remains one of the most important sources about the study of history in the Western world.

In The Bhagavad Gita, prince Arjuna is filled with despair about the violence and death that war will cause. He seeks Krishna's counsel, who tells him to fulfill his warrior duty through "selfless action."

War and Peace charts the history of the French invasion of Russia, through the stories of five Russian aristocratic families. War and Peace is well known as being one of the longest novels ever written and a central work of world literature.

Marcus Aurelius' private notes are a significant source of the modern understanding of ancient Stoic philosophy, and have been praised by fellow writers, philosophers, monarchs, and politicians centuries after his death.