So many. Battle of the Bulge (1965) I saw it with my dad and uncle back then. , others :
Tora tora tora (1970)
Apocalypse Now (1979)
Black Hawk Down (2001)
Paths of Glory (1957)
Dunkirk (2017)
The Thin Red Line (1998)
Patton (1970)
A Bridge Too Far (1977)
Schindler's List (1993)
The Great Escape (1963)
Midway (1976)
Just so many more
Agree with the previous posts, but want to add “The Longest Day”
Among ...
• The Killing Fields
heart wrenching. I'd put 'Salvador' in the same genre of civil war dramas.