This edition of AllAfrica's continental news roundup highlights major political, security and governance developments across Africa.The African Union condemned an armed attack on Diori Hamani International Airport in Niamey, Niger.AU Commission Chairperson Mahmoud Ali Youssouf praised Nigerien security forces for quickly repelling the attackers and securing the airport.

He also reaffirmed the African Union's commitment to supporting Niger in the fight against terrorism and violent extremism while promoting peace and stability across the continent.In Zimbabwe, the National Assembly approved a controversial constitutional amendment bill that would extend presidential term limits.The measure received the required two-thirds majority after intense debate among lawmakers and political stakeholders.

The bill will now move to the Senate, where it must secure another two-thirds majority before it can be presented to President Emmerson Mnangagwa for approval.Meanwhile, the United States announced visa restrictions against leaders of the Tigray People's Liberation Front (TPLF) in Ethiopia.According to U.S.authorities, the sanctions were introduced because of actions believed to undermine the fragile peace process established after the 2022 Tigray conflict.

American officials said recent clashes involving TPLF-aligned forces and the Ethiopian National Defense Force raised concerns about regional stability.In Nigeria, the Federal Ministry of Finance released new guidelines to support the country's transition to a revised tax framework.The guidance explains how ongoing tax obligations, audits, disputes and incentives will be handled during the changeover period.

The government also confirmed that previously approved tax incentives and exemptions will remain valid until their scheduled expiration dates, providing certainty for businesses and investors operating under the new regime.