Barack Obama blamed Russia for renewed military clashes between "separatists" and Ukrainian government forces, reports "Voice of America".
"We are seriously worried about the recent violations of the ceasefire and aggression committed by the separatist forces with the assistance of Russia: with the use of Russian equipments, with Russian financial resources, with Russian trainings and with the participation of Russian military forces ",- US president declared during his press-conference in New Deli, India on Sunday.
According to Obama all possible means are considered to prevent Moscow’s interference to internal affair of neighboring countries, but military actions.