S1, E2: The First Tests Are Conclusive Louis Bleacuteriots Exploit Gave A Real Push To The Aeronautics Industry And Feats Multiply The Alps Are Crossed And Roland Garros Crosses The Mediterranean Sea Every Day Aviation Demonstrates Its Prowess While At The Same Time The First World War Broke Out In 1914 Aviation Would Play A Key Role In The War With The Advent Of Air Forces At First Used Primarily For Reconnaissance Aircraft Are Soon Equipped With Bomb Launchers And Viewfinders Wars Are Now Won With Air Weapons And Aviation Becomes Sustainable