Editing 1957 (section)

===July===
[[File:Anti-Rightist_Movement.jpg|thumb|[[Anti-Rightist Campaign]]s kill more than 500,000 people in China.]] 
* [[July 1]]
** The [[International Geophysical Year]] begins.
** The [[University of Waterloo]] is founded in Waterloo, Ontario, Canada.
** [[Hugh Everett III]] publishes the first scientifically founded [[many-worlds interpretation]] of [[Interpretations of quantum mechanics|quantum mechanics]].
** Production of the [[Citroën Traction Avant]] automobile, begun in [[1934]], ceases.
* [[July 6]] – At the age of fifteen, [[Paul McCartney]] meets [[John Lennon]] and his band, the Quarrymen, at the St Peter's Church Hall fête in Woolton.
* [[July 11]] – His Highness Prince Karim [[Aga Khan IV]] becomes the 49th Imam of the [[Shia]] [[Ismaili]] Muslims at age 20. His grandfather Sir Sultan Mohammed Shah [[Aga Khan III]] appoints Prince Karim in his will.
* [[July 14]] – [[Rawya Ateya]] takes her seat in the [[Parliament of Egypt|National Assembly of Egypt]], thereby becoming the first female parliamentarian in the [[Arab world]].
* [[July 16]] – [[United States Marine]] Major [[John Glenn]] flies an [[F8U Crusader|F8U]] [[supersonic]] jet from [[California]] to New York in 3 hours, 23 minutes and 8 seconds, setting a new transcontinental speed record.
* [[July 23]] – [[Asghar Khan]] becomes the first native [[Commander-in-Chief of the Pakistan Air Force]] and the world's youngest Air Vice Marshal at 36 years old.<ref>{{cite book|url=https://books.google.com/books?id=73CciTImPh4C&q=%22asghar%20khan%22|title=Flight|volume=73|year=1958|publisher=IPC Transport Press Limited }}</ref><ref>{{cite book|url=https://books.google.com/books?id=tQZNAQAAIAAJ&q=%22M.%20Asghar%20Khan%22|title=The Roundel|page=20|year=1959|volume=11|publisher=Published on the authority of the Chief of the Air Staff, Royal Canadian Air Force. }}</ref>
* [[July 25]] – [[Tunisia]] becomes a republic, with [[Habib Bourguiba]] as its first president.
* [[July 28]]
** The [[6th World Festival of Youth and Students]], a high point of the [[Khrushchev Thaw]], opens in Moscow.
** [[1957 Kyushu flood|Heavy rains and mudslides]] at [[Isahaya]], western [[Kyūshū]], Japan, kill 992.
* [[July 29]] – The [[International Atomic Energy Agency]] is established.