The last months of that year were taken up with the Cuban crisis and then with the Sino-Indian Border dispute. Early in December, Penguin accepted my offer to write my account of these two happenings which I did in January. It was published by Penguin and Allen & Unwin in April under the titie Unarmed Victory.
Source: The Autobiography of Bertrand Russell, v.3 chap. 3
More info.: https://russell-j.com/beginner/AB33-380.HTM