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The Art of War in the Middle Ages

by Charles Oman · 1885

Charles Oman's account of medieval military organization, tactics, and warfare.

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Charles Oman · Book author

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Charles OmanBook author

Author credited for The Art of War in the Middle Ages.

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Sam AltmanRecommended

HN transcript of Twitter AMA answer · comment

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The Art of War in the Middle Ages appears in 1 currently documented source-backed recommendation.

Cover unavailable for The Art of War in the Middle Ages

The Art of War in the Middle Ages

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Charles Oman · Book author

Documented citation: A Hacker News commenter transcribed Altman's Twitter AMA answer to a question about the best books he recommends for a young startup founder and listed The Art of War in the Middle Ages.

Documented citation Recommended comment Sam Altman AMA transcript comment on recommended books for young startup founders

This source documents the book relationship, but the displayed text is a catalog summary rather than a verbatim quote.

Hacker News / Algolia API · 2015-10-21 · accessed 2026-06-22

A Hacker News commenter transcribed Altman answering a Twitter AMA question about the best books he recommends for a young startup founder; Altman later confirmed the disputed Art of War in the Middle Ages title in the same thread.

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Sam Altman portrait in 2025Sam Altman
Recommended · HN transcript of Twitter AMA answer · comment Source 2015-10-21
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