Tens of thousands of people descended on Belgrade on Saturday as part of a mass rally seen as a culmination of months-long protests against Serbia's populist President Aleksandar Vucic and his government.

Vučić had warned that security officers would use force against people at the rally, which was attended by tens of thousands from across Serbia

Huge crowds have been converging on downtown Belgrade for the gathering seen as a culmination of months of almost daily anti-corruption protests.