TY JOUR TI THE PROBLEM OF NON-DISCRIMINATION IN THE MODERN WORLD AND WAYS TO STRENGTHEN THE EFFECT OF THE NORMS OF INTERNATIONAL TREATIES KW non-discrimination KW principle KW rights KW freedoms KW protection of rights KW guarantees KW prohibition KW inequality KW international treaties JO VESTNIK ADVANCED TRAINING INSTITUTE OF THE MIA OF RUSSIA AU KOBZAR-FROLOVA, M.N. AU Frolov, V.A. PY 2025 IS 0 PB All-Russian Advanced Training Institute of the Ministry of the Interior of the Russian Federation