Yeager is one of the character in the story. He was a army and a test pilot. He fought in the second world war. He was one of the pilot who was caught during the second world But was released. After coming back he continued to be a air force pilot. this shows this shows that Yeager is not scared of anything, he is not scared of death and that he loves his country. He is the first person who broke the speed of sound (mark 1) for the first time.This also shows that he likes challenges and tries till he does not succeed. He also helped his country by being a test pilot