What Happened On This Day – July 28
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        2005 IRA Army Council Announces End to Armed CampaignThe Provisional Irish Republican Army, also known as IRA, announced an end to its armed campaign in the group's effort to free Northern Ireland from United Kingdom's rule. 
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        1958 National Aeronautics and Space Act is passed by the US CongressThe act established the National Aeronautics and Space Administration (NASA). 
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        1928 IX Summer Olympics openThe IX Summer Olympics opened in Amsterdam 
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        1928 IX Summer Olympics openThe IX Summer Olympics opened in Amsterdam 
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        1821 Peru declares independenceThe Peruvian War of Independence against Spain began in 1811 and ended with a declaration of independence under the leadership of José de San Martín. 
Births On This Day,
 July 28
  - 
        1990 Soulja BoyAmerican rapper, producer, actor 
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        1954 Hugo ChávezVenezuelan military officer, politician, President of Venezuela 
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        1938 Alberto FujimoriPeruvian politician 
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        1929 Jacqueline Kennedy OnassisAmerican book editor, 37th First Lady of the United States 
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        1902 Karl PopperAustrian/English philosopher 
Deaths On This Day,
 July 28
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        2004 Francis CrickEnglish biologist, biophysicist, neuroscientist, Nobel Prize laureate 
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        1968 Otto HahnGerman chemist, Nobel Prize laureate 
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        1750 Johann Sebastian BachGerman organist, composer 
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        1741 Antonio VivaldiItalian violinist, composer 
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        1540 Thomas CromwellEnglish statesman