[Demographic processes in the countries of Eastern Europe 1945-1990].

An analysis is made of changes in the demographic processes in the countries of Eastern Europe over the period from 1945 to 1990 within both the general regularities and national peculiarities according to the parameters of statics and dynamics of population movement. The positive tendencies in the demographic processes are pointed out, first of all in infant mortality rates and mean expectation of life at birth in Eastern European countries by decades reflecting the peculiarities of changes as compared with developed countries.