Wildfires that have engulfed Turkey for weeks threatened the country’s fourth-largest city on Sunday, forcing more than 1,700 people to flee their homes and leaving a firefighter dead. Greece, Bulgaria and Montenegro are also battling blazes fed by unusually high temperatures,

Wildfires that have engulfed Turkey for weeks threatened the country’s fourth-largest city early Sunday, causing more than 1,700 people to flee their homes and leaving a firefighter dead.

Wildfires that have engulfed Turkey for weeks spread rapidly overnight, threatening Bursa and forcing 3,500 to flee. Greece and Bulgaria are also contending with fires.