9-1 The Berlin Airlift: http://www.shoppbs.pbs.org/wgbh/amex/airlift/peopleevents/e_airliftstart.html
9-2 Jackie Robinson: http://www.biography.com/people/jackie-robinson-9460813
Jackie Robinson Article: http://www.scholastic.com/breakingbarriers/pdfs/printable_1_42.pdf
9-3 The Korean War: http://www.ushistory.org/us/52e.asp
9-4 Brown vs. Board of Education: http://www.watson.org/~lisa/blackhistory/early-civilrights/brown.html
9-5 Rosa Parks and the Montgomery Bus Boycott: http://www.ushistory.org/us/54b.asp
9-6 Sputnik: http://history.nasa.gov/sputnik/
9-7 Cold War/McCarthyism:
http://www.ushistory.org/us/52a.asp
http://www.ushistory.org/us/53a.asp
9-8 The Little Rock Nine:
https://www.history.com/topics/black-history/central-high-school-integration