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1.
What type of business did Orville and Wilbur Wright operate when they made the world's first successful piloted airplane flights in 1903?
2.
Who built the world's first military plane?
3.
In what year did the world's first regular airplane passenger service begin?
4.
In the 1920's, what was the U.S. government's main interest in aviation?
5.
What country flew the first jet aircraft?
6.
Aircraft production first became the world's leading manufacturing industry during what period?
