 Ukrainian troops launched successful counter-offensive in Luhansk region. The Ukrainian army has achieved significant success in the Svartava-Krymenaya direction of the eastern Luhansk region. The Institute for the Study of War, ISW, said in its Wednesday report. The ISW, with reference to a Russian military blogger, reports that the Ukrainian army captures the Russian stronghold near Chervonopapovka, located 5 km north-west of the city of Krymenaya. Ukrainians have been advancing in this direction of the front since December 23. Russian sources also claim that additional units have arrived from the Kharkiv region to reinforce the offensive of the Ukrainian army in the direction of Krymenaya-Svartava. According to official information, 12 settlements in Luhansk region have already been liberated from the occupation.