The September 5, 1968 New York Times had a book review titled, "The Fearless Futurist," about Amaury de Riencourt and his book, The American Empire. Riencourt's vision for the future may not seem altogether revolutionary for modern readers but I guess his was the most desired option in the Cold War-era world.
The journalist writes about Riencourt:
"All moaning doomsters to the contrary notwithstanding, the world is quite likely to go on. And as he sees it, the United States and the Soviet Union are one day going to run it fairly peaceably as something like twin-governesses, I gather, to the fractious children of the earth."
If you have a TimesSelect subscription you can read the entire article here.