A new and sophisticated aspect of the ongoing civil war in Sudan is unfolding, with drone warfare now playing a pivotal role. The Egyptian government has established a covert airbase in its Western desert, from which military drones have been launched for operations targeting Sudanese paramilitary groups. Satellite imagery, flight records, and videos analyzed by The New York Times show that drones have been used to strike the Rapid Support Forces (R.S.F.), a ruthless militia

When Costa Ricans vote on Sunday, they will be deciding more than who leads the country next. The election may also determine whether the governing style of the current administration is criticized by opponents for weakening democratic checks. President Rodrigo Chaves, a right-wing populist barred by law from seeking immediate re-election, has retained strong public support despite clashes with the judiciary and electoral authorities. His chosen successor, Laura Fernández, ha