I believe that the answer to the question asked above is that the aftermath of war has carved a lesson and strengthened the trust of its allies. It has built a unique trust which can be gain after the battle. Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
Throughout World war 1 airplanes were most often used to Bomb targets on land because this was seen as one of the most effective ways to hurt the enemy.