President Vladimir Putin has signed a bill revoking Russia's ratification of a global nuclear test ban.

Africa's longest-serving president, Teodoro Obiang Nguema Mbasogo of Equatorial Guinea, is expected to extend his rule in the oil-rich country despite opposition accusations of voting irregularities.

President Paul Biya of Cameroon is marking 40 years in power but staying out of the spotlight as questions swirl around the 89-year-old leader.

This handout satellite photo provided by Maxar Technologies shows a military garrison after an explosion, in Bata, Equatorial Guinea, Tuesday, March 9, 2021. AdThe government held an emergency meeting to see how victims can quickly get aid from Equatorial Guinea before international assistance arrives. Equatorial Guinea, an oil-rich Spanish-speaking West African country of 1.3 million people located south of Cameroon, was a colony of Spain until it gained its independence in 1968. AdThe images show the military base at Bata had been undergoing construction at its southeast corner prior to the explosion. “I am very saddened by the humanitarian tragedy unfolding in Equatorial Guinea following the massive explosion at a military compound,” she said.

FILE - In this UNTV image, Teodoro Obiang Nguema Mbasogo, President of Equatorial Guinea, speaks in a pre-recorded video message during the 75th session of the United Nations General Assembly, Thursday, Sept. 24, 2020, at UN headquarters. (UNTV via AP)(AP) – A series of explosions at a military barracks in Equatorial Guinea killed at least 20 people and wounded more than 600 others on Sunday, authorities said. Equatorial Guinea, an African country of 1.3 million people located south of Cameroon, was a colony of Spain until it gained its independence in 1968. Earlier, the Health Ministry had tweeted that 17 were killed. Following the blast, the Spanish Embassy in Equatorial Guinea recommended on Twitter that “Spanish nationals stay in their homes."