Blitzkrieg: A military tactic used during World War II, characterized by quick and overwhelming attacks using combined forces (aircraft, tanks, infantry) to disorient and overpower the enemy.
Guerrilla Warfare: A form of irregular warfare where small groups operate independently using hit-and-run tactics against a larger conventional force.
Total War: A strategy employed during both World Wars that involved targeting not only enemy combatants but also civilian populations and infrastructure in order to weaken the enemy's ability to fight.