MOSCOW: Russian Prime Minister Dmitry Medvedev claimed that an escalation in Syrian war may lead the conflict to world War .
He claimed that Saudi Arabia is about to send ground troops in Syria which may lead to dire consequences.
He stated that all ground operations lead to permanent wars.
He claimed that US and Arab allies want a permanent war.
He urged Russia , US and Turkey to negotiate for peace in Syria to avoid another great war in the world.
He also claimed that hundreds of militants are entering Europe as refugees to fulfill their missions.
At least 260,000 people have been died in 5 years long war and half of the population has left their homes.