William Shirer (1904-1993), a star foreign correspondent with the Chicago Tribune in the 1920s and '30s, was a prominent member of what one contemporary observer described as an extraordinary band of American journalists, "some with the Midwest hayseed still in their hair," who gave their North American audiences a visceral sense of how Europe was spiralling into chaos and war. In 1937, Shirer left print journalism and became the first of the now...