Qeybtaan sii wad - 335 BC, Alexander wuxuu hogaamiyay olole ka dhan ah qabiilka Thracian ee Triballi ee Haemus Mons, isagoo kula dagaalamay dhinaca Danube wuxuuna ku qasbay inay isu dhiibaan Jasiiradda Peuce. Muddo yar ka dib, boqorkii Illyria Cleitus ee reer Dardani wuxuu ku hanjabay inuu weerari doono Macedonia, laakiin Alexander wuxuu qaaday talaabada ugu horeysa wuxuuna ku hareereeyay Pelion (Albania casriga ah). Markii Alexander la siiyey warka ah in Thebes mar kale ka kacday League of Corinth oo ay hareereeyeen guutada Macedonian ee Cadmea, Alexander ka tagay hore ee Illyrian oo u guuray Thebes, taas oo uu hoos hareereeyay
Waxaad Ka dib markii ay jabiyeen derbiyada, ciidamada Alexander waxay dileen 6,000 oo reer Thebes ah, waxay qaateen 30,000 oo qof oo maxbuus ahaan u ahaa, waxayna ku gubeen magaalada si ay uga digtoonaadaan kuwa kale, taas oo caddeysay inay wax ku ool tahay maadaama aysan jirin dowlad kale oo Griig ah marka laga reebo Sparta oo ku dhiiratay inay la tartanto Alexander inta ka hartay xukunkiisa.