Russian President Vladimir Putin has once again begun to intimidate the world with nuclear weapons. This time he announced changes to the Russian nuclear doctrine that will expand the conditions for the use of nuclear weapons. What is the nuclear doctrine, what changes did Putin announce, and how does Ukraine react to it read in the material by RBC-Ukraine. Contents: What Putin said about nuclear weaponsNot the first nuclear threats from RussiaHow Ukraine reacts to Putin’s statementWhat Putin said about nuclear weapons On the evening of Wednesday, September 25, Russian media reported on a meet…