Image caption The 34-year-old’s songs focussed on the rights of his Oromo people
Ethiopian musician Hachalu Hundessa, well known for his political songs, has been shot dead in the capital.
It is not known who was behind the killing but the 34-year-old had said that he had received death threats.
Hachalu’s lyrics often focused on the rights of the country’s Oromo ethnic group and had a role in a wave of protests that led to the downfall of the previous prime minister.
Police then used tear gas to disperse the crowd.
The internet has been shut down in parts of the country and protests are expected, our correspondent adds.
Demonstrations erupted in 2016 and pressure built on the government.
He has brought in a series of reforms which has transformed what was considered a very oppressive state.