You should know

 Brazil’s Senate voted Thursday morning to suspend President Dilma Rousseff and begin an impeachment trial against her, ousting a deeply unpopular leader whose sagging political fortunes have come to embody widespread public anger over systemic corruption and a battered economy. (NYT)

Uganda blocked social media sites including Twitter, Facebook and Whatsapp before the swearing-in ceremony on Thursday of President Yoweri Museveni, whose re-election sparked protests and a crackdown on dissent. (Reuters)

Following attacks on oil installations and facilities in the country, Nigeria’s oil production output has fallen to 20-year lows and slipped behind Angola as the continent’s top oil producer. (Quartz)

Civic Tech

Social network giant, Facebook, has launched its Free Basics service in Nigeria, Africa’s most populous country—and its biggest market on the continent. The platform which allows users to access listed websites at no cost was launched in partnership with Airtel, the country’s third largest telecoms operator with almost 34 million subscribers. (Quartz)

Identity & Culture

From digital LEDs that transport viewers into a cosmic world of Afrofuturism to ghostly figures derived from garbage bags, contemporary African art has never been dull. A rising generation of local collectors, global enthusiasts, and diasporans are making sure the region’s artists are hot property. Amid this growing demand, 1:54 Contemporary African Art Fair, opened for its second edition at New York’s Pioneer Works. (CNN)

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