Former Spanish Prime Minister Jose Luis Rodriguez Zapatero is under investigation for influence peddling related to an airline bailout. This development adds pressure to the current government amid ongoing corruption inquiries.

Spain’s former Socialist prime minister Jose Luis Rodriguez Zapatero has been placed under investigation for influence peddling and crimes allegedly committed in connection with the bailout of a small airline, according to a court on Tuesday. The move adds to pressure on current Socialist Prime Minister Pedro Sanchez, already weakened by corruption investigations involving family members and senior political allies. Zapatero, who served as prime minister from 2004 to 2011, was not originally...