[3] The basis of his linguistic school makes up philosophic understanding conceivable reality as an interconnected system of things, their qualities and relations.
On being liberated by the Soviet Army two years later, Korsakov served first as an interpreter, and later on as an undercover agent for the USSR at the territories occupied by British and American troops.
After the defence of his candidate thesis in 1958 he moved to Odessa to head the Chair of English Studies, and the Department of Romance and Germanic Philology as its Dean.
Three published substantial single-authored monographic works by Andrey Korsakov give the all-round study of the aspect and tense problem in Modern English indicative.
By the end of his life, he acquired a good command and studied linguistic peculiarities of the English, German, Greek, Italian, Finnish, Mongolian, and Chinese languages.