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  Konrad Zuse creates the Z1 Computer a binary digital computer using punch tape.
This was the revolutionary computer to todays computers. - 
  
  George Stibitz developed the first complex numbers calculator. This is a foundation for digital computers.
I selected it because it is a basis to how they developed a modern calculater. - 
  
  Alan Turing develops the the code-breaking machine Colossus.
This is important because we still use a variation of Colossus today. - 
  
  Andrew Donald Booth invents magnetic drum memory.
This is important because it revolutianized storage today. - 
  
  The first electronic computer is created in Japan by Hideo Yamachito.
This is very imprtant because it is the way we use computers now. - 
  
  Sputnik I and Sputnik II: Sputnik I and Sputnik II are launched by the Russians.
This isimportant because this is when computers started to be used for new purposes. - 
  
  The first computer game Spacewar Computer Game invented BY Steve Russell & MIT.
This was the first game the every other game is based off of. - 
  
  IBM creates the first floppy disk.
The flobby disk was revolutionary to portable storage. - 
  
  E-mail was invented by Ray Tomlinson.
E-mail is still used today because of Ray. - 
  
  Over half a million computers are in use in the United States.
This is important because this is when computers were sstarting to boom.