Drone warfare is a form of aerial warfare or marine warfare using unmanned combat aerial vehicles (UCAV) or weaponized commercial unmanned aerial vehicles (UAV). The United States, United Kingdom, Israel, China, South Korea, Iran, Iraq, Italy, France, India, Pakistan, Russia, Turkey, Ukraine and Poland are known to have manufactured operational UCAVs as of 2019.

Aerial warfare is the use of military aircraft and other flying machines in warfare. Aerial warfare includes bombers attacking enemy installations or a concentration of enemy troops or strategic targets; fighter aircraft battling for control of airspace; attack aircraft engaging in close air support against ground targets; naval aviation flying against sea and nearby land targets; gliders, helicopters and other aircraft to carry airborne forces such as paratroopers; aerial refueling tankers to extend operation time or range; and military transport aircraft to move cargo and personnel.