Serbian opposition lawmakers threw smoke grenades and used pepper spray inside parliament on Tuesday to protest against the government and to support demonstrating students, with one legislator suffering a stroke during the chaos.

At least three lawmakers were injured after chaos erupted in Serbia’s parliament, where smoke bombs and flares were thrown

The cleaners had scrubbed the debating chamber clean before MPs arrived for Wednesday's session in Serbia's National Assembly. Spent smoke bombs, smears of egg yolk and a dusting of white fire extinguisher powder had all been removed from the benches and tables after the mayhem of the previous day.

Ruling party MPs, including eight-months-pregnant politician, injured as anti-government protest turns violent

Serbian opposition lawmakers let off smoke grenades and tear gas in parliament on Tuesday to protest against the government and support demonstrating students. (Credit: Reuters)