Producers Library offers actuality warfare footage from every decade in the last century and many recreations from the past.  Scenes include Biblical battles, Knights in armor, the American Civil War, the Spanish-American War, WWI, the Spanish Civil War, WWII, the Korean and Vietnam Wars, and fighting in Iraq and Afghanistan.  Scenes of combat from various fronts include aerial bombing, trench warfare, naval and ground action.  Other subjects include enlisting, off to war, the home front, WWII in the  Pacific and European Theaters, the Holocaust and 1945 victory celebrations in the streets of Paris, New York City and Hollywood.

The selections below are merely a starting point, you'll find more related footage by doing your own original searches, tailored to your needs!