History of press
1791
1st amendment of the Constitution = freedom of the press
1890s
competition between press barons W.Hearst and J.Pulitzer = development of "yellow journalism"
1900s
muckraking = investigative journalism
1922
creation of the BBC
1923
TIMES = 1st news magazine
1927
BBC = non-commercial public service
1933
"fireside chats" of President Roosevelt on radio
1936
BBC TV = 1st world offer regular broadcasts
1939
1st TV broadcast in the US
1941
the first of the "Big Three" television networks founded (NBC, CBS and ABC)
1952
1st TV ads = US presidential campaign
1955
end of BBC monopoly on TV
1960
1st televised presidential debate (Kennedy-Nixon)
1962
Walter Cronkite = anchor CBS Evening News
1967
US TV newscasts extanded to cover Vietnam War
1973
end of BBC monopoly on radio services
1980
CNN : 1st 24h TV news channel
1993
1st web page
1996
New York Times 1st online edition
2006
Wikileaks founded