If They Read My Books, There Will Be No War
Back in the 70's Srila Prabhupada warned devotees on several occassions about the possible outburst of world war. Namely, he mentioned that the next world war would probably start between Pakistan and India. These two countries would serve as proxies and the real conflict and war would be between Russia and America.

At that time, it was the cold war time and both countires were ideologically opposed as well. Russia as opposed to the States was staunchly communist until the late 80's. Many things changed since then. Communism is no longer prominent ideology in Russia and one of the last prominent Russian communist leaders mentioned the Hare Krishna devotees as main causes of the communism's fall. Indeed, the devotees in Russia have undergone severe austerities to distribute the message of Srila Prabhupada all across the country. Sometimes they would be arrested, sometimes even killed. Their preaching had a major impact on the Russian people which contributed to the fall down of the communist regime. "Distribute books!" was the most famous instruction Srila Prabhupada gave to all the devotees of the Hare Krishna movement. Also, in 1977, Srila Prabhupada stated the following about the world war three:
Ramesvara: Now, what I am thinking is this, that you have mentioned many times, several times, that there is a conflict which is inevitable between Russia and America.
Prabhupada: Hm. No, if they understand Krsna consciousness, both of them -- now we are publishing -- then there will be no conflict on...
(Room Conversation -- January 21, 1977, Bhuvanesvara)