Violence erupted on the streets of Rio de Janeiro and Sao Paolo on Tuesday night, as peaceful protests once again escalated into rioting and clashes with police.
Thousands of Brazilians took part in rallies in support of striking teachers, organised to coincide with the country’s Teacher’s Day.
In Rio the atmosphere changed after the peaceful march ended. Public buildings were defaced, shops ransacked and petrol bombs thrown.
Masked men, believed to belong to the ‘Black bloc’ anarchist group, were among the rioters.
Police used teargas – leading to confrontations in which protesters through the gas canisters back at them.
There were similar scenes in Sao Paolo, where shops and banks were vandalised and protesters clashed with police. Several officers were reportedly wounded there.