PARIS — Spain has ordered 16 Airbus C295 aircraft in maritime patrol and surveillance configurations for €1.7 billion (U.S. $1.9 billion), Airbus announced Wednesday. Six maritime patrol variants will come equipped for anti-submarine and anti-surface warfare missions, replacing the Spanish P-3 Orion fleet that retired at the end of 2022, Airbus said. Equipment for each of these aircraft includes a magnetic anomaly detector and sonobuoys for submarine detection; a multimode radar for long-range