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  Sir George Cayley invents concept of modern plane.
He develops gliders with propellers. - 
  
  Samuel Pierpont Langley creates a series of Steam Powered Unmaned airplanes.
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  The Wirght Brothers successfully fly a powered, manned plane.
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  The Wright Brothers delevop a plane that has three-axis control and can land with out crashing.
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  The British build the first fighter planes.
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  New light weight, air cooled engines are made to make planes more efficient.
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  Boeing makes the first passenger planes.
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  During WWII airplane radar is developed to help better detect enemy aircraft.
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  Aeronautics Engineers in California develop the Area Rule to help make planes faster and smaller with out the use of large engines.
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  Boeing develops the 747 that can carry more passengers than previous models.