Bread prices have more than doubled after a jump in the cost of flour due to dwindling wheat supplies, after the Sudanese government decided to stop importing grain and allow private companies to do so.
Kenyan police used tear gas to disperse opposition protesters on Monday in the capital Nairobi and another city as demonstrations against a presidential vote re-run continued despite a government ban.
Crowds had gathered in Nairobi, the port of Mombasa and Kisumu, the western stronghold of the opposition, for the second time this week.
Three young women were arrested under anti-terrorism laws in east London on Monday in connection with a security operation in the capital last week, police said.
Greek police on Monday fired teargas to control a demonstration of pensioners protesting over cutbacks to their benefits, part of an austerity drive dictated by international lenders.
Several people were killed in a stampede near the Ethiopian capital on Sunday after police fired tear gas at protesters during a religious festival, according to an AFP photographer at the scene.