Start with high-confidence military history books, then narrow by subgenre or adjacent topics.
The Book of War
John Keegan
World War II at Sea
Craig L. Symonds
The Path to War
Michael S. Neiberg
Crossed Swords
Shuja Nawaz
The Poisonous Cloud
L. F. Haber, Ludwig Fritz Haber
Napoleon: on War
COLSON
Commander Will Cushing
Jamie Malanowski
@war
Shane Harris
House to House
Sgt. David Bellavia, John Bruning
Yemen
Tim Mackintosh-Smith
Targeted: Beirut
Jack Carr, James M. Scott
The Amiens Truce: Britain and Bonaparte 1801 - 1803
John D Grainger
