Chornobyl accident is a crime of the Soviet system against humans and the environment and at the same time an example of the dedication, sacrifice and heroism of its liquidators, who saved Ukraine and the world from a nuclear disaster. On this day, students at all university locations laid flowers at the monuments to the liquidators of Chornobyl accident and honored the memory of people who overcame the terrible tragedy of the 20th century at the cost of their lives.