Here's some good books you should check out:

• Pit Bull by Martin Schwartz
• The Face of Battle by John Keegan
• The Guns of August by Barbara Tuchman
• Wise Guy by Nicholas Pileggi
• Malas Ondas by Kent Evans
• Killing Rage by Eamon Collins
• Like Lions They Fought by Robert Edgerton
• The Boer War by Thomas Packenham
• Don Juan by Lord Byron
• Trial by Fire by Charles Ross
• The 9/11 Commission Report
• The Arms of Krupp by William Manchester
• Cryptonomicon by Neal Stephenson