Serbia could be heading toward snap elections after the country saw its largest protest in history on March 15, raising pressure on the government and President Aleksandar Vucic to respond. An estimated 300,

The rally on Saturday in the capital, Belgrade, came as protests have spread to towns around the country and have drawn increasingly insistent calls that President Aleksandar Vucic step aside.

The rally was part of a nationwide anti-corruption movement that erupted after a concrete canopy collapsed at a train station in Serbia's north in November, killing 15 people.