Roman citizens held vigils to mourn the school hostage victims on Sept 6.---Xinhua/Reuters

Over 130,000 demonstrators have gathered in Moscow's Red Square.--Xinhua

Over 130,000 demonstrators have gathered in Moscow's Red Square in a show of unity against terrorism.

The gathering was the largest among many held all over Russia Tuesday as the nation was in its second official day of mourning for Beslan victims, China Radio International reported Wednesday.

Deputies from State Duma, State and Moscow city government joined in the rally guarded by 4,000 security forces.

A resolution was passed on the rally to call for every possible measure from the president,government and parliament to set up an anti-terrorism system.

Meanwhile, Russian President Vladimir Putin attended a Moscow church to pray for the victims in Beslan hostage crisis.

Latest official figure shows that 338 people have been killed in the hostage-taking event. 156 of them are children.