Censorship and the first casualty controversy: World War I, 1917-1918 -- Bad news in the "good war": World War II, 1941-1943 -- The price of victory: World War II, 1944-1945 -- Partisanship and the police action: the Korean War, 1950-1953 -- Vietnam: the escalating war, 1961-1968 -- Vietnam: de-escalation and defeat, 1969-1989 -- Gulf Wars: Iraq and Afghanistan, 1990-2011.