Shooting to kill - how many men can do this?
33:26
Algunos puntos sobre los abrojos
51:21
Do better guns improve fighting effectiveness?
51:22
How to get troops to attack
27:42
When and why do men run away in battle? A proposed scientific experiment.
28:42
Tanks of the Future
1:06:41
Why do humans go to war?
37:59
Trasimeno: la mayor emboscada de la historia
18:20