For me:

Platoon
Saving Private Ryan
Shake Hands with the Devil (This is a Canadian movie)
The Longest Day
The Dirty Dozen
Bridge Over the River Kwai
The Devil's Brigade
Tora Tora Tora
Guns of Navarrone

..there are many others.

__________________
SILENT DUSTY

"...but for a soldier his duty is plain. He is to obey the orders of all those placed over him and whip the enemy wherever he meets him."
- General Ulysses S. Grant