His promise prompted the government to send additional forces to prevent any incident.

Opposition groups blamed the government and security forces for failing to prevent the incident.

Police deployed reinforcements to prevent any incidents.

The authorities had been notified of the march in advance and provided a heavy police escort in a bid to prevent any incidents.

Following many other violent incidents, all forms of group protests were banned in the square and the police units maintained a round-the-clock presence to prevent any incidents.