Extensive account of CSSR-Chinese relations, including controversy surrounding the Cultural Revolution and Chinese extremism, anti-Soviet proclivities within the Chinese leadership, and the Chinese hydrogen bomb test on June 17th.

In a conversation with Soviet ambassador Yudin, Mao sees a prohibition of the use of hydrogen weapons as very likely, as the capitalist countries "[fear] fighting this kind of war." Further, he notes that the socialist countries have an advantage over Western ones in terms of conventional army size.