VOICED : Brasil marcha acaba con violencia

The video discusses a protest in Rio de Janeiro where teachers demanded better working conditions and salary increases. Anarchists joined the protest, leading to clashes with the police. The video also highlights a series of protests in Brazil against political corruption and poor public services, which have often ended violently.

¿Cuáles son las dos principales demandas de los profesores mencionadas en el texto?

¿Qué eventos recientes en Brasil han llevado a una serie de protestas callejeras?