 Meanwhile, a Central Powers force comprising Bulgarian, German and Turkish troops and led by August von Mackensen entered Dobruja in southeastern Romania.Facing more serious threats than expected, the Romanian Crown Council decided to reinforce the 3rd Army, led by General Alexandru Averescu, with more men.Averescu subsequently was put in charge of an army group consisting of the 3rd Army and the -strong Army of the Dobruja, commanded by General Andrei Zayonchkovski and comprising 17 divisions, and planned to counterattack Mackensen's forces across the Danube from behind.