Police in Angola say five people, including a police officer, have been killed and more than 1,200 have been arrested after demonstrations in the capital, Luanda.

Violence that erupted during protests this week in Angola sparked by the government's decision to raise the price of fuel killed at least 22 people while more than 1,200 have been arrested, the president's office said Wednesday.

Outraged residents took to the streets of the southern African nation when a taxi strike descended into chaos.