World War I - Air Warfare, Trench Warfare, Armistice
https://www.britannica.com/event/World-War-I/Air-warfare
WEBWorld War I - Air Warfare, Trench Warfare, Armistice: Aircraft, including dirigibles (Zeppelins), were used for reconnaissance and bombing attacks. The Royal Air Force (RAF) became the world's first separate air service.
DA: 24 PA: 52 MOZ Rank: 58