"Georgia will withdraw its unit from Iraq to give a proper response to Russian aggression," Saakashvili said.

Alexander Stubb: the international community needs to act together to prevent a full-fledged war.

Alexander Lomaia: if it's true that Russian troops and armaments have been sent to Georgia, it means that we are in a state of war with Russia.

Intensive shelling of Tskhinvali has been suspended, sources in South Ossetia say.

Tbilisi Mayor: we offer Tskhinvali residents to pass over to the Georgian side through the humanitarian corridor in Ergneti.

"We repeat our message to all parties to immediately stop the violence," Solana said.

"Reports that Russian aircrafts attacked Georgia or intruded into the conflict zone are false," Yuri Popov said.

The country's military expenses increased by 30 times during past four years, making 9-10 per cent of the GDP. The defense budget has reached $1 billion.