Division of Albertinian and Leopoldian lines After the death of Rudolph IV, his brothers Albert III and Leopold III ruled the Habsburg possessions together from 1365 until 1379, when they split the territories in the Treaty of Neuberg, Albert keeping the Duchy of Austria and Leopold ruling over Styria, Carinthia, Carniola, the Windic March, Tirol, and Further Austria.
dIvisIoN oF albertiniAN And lEopolDIaN Lines after The DeAth Of RUdolph iV, HIs bROtherS aLbErt iiI And LeopOlD iiI rULeD The haBsburG PosSesSions tOGEther fRoM 1365 Until 1379, WheN they SPliT thE teRrItorieS in tHe Treaty of NEuberG, albeRT kEepIng thE ducHy of aUsTrIa and LeoPoLd RULinG OveR sTyRia, carinTHIa, CarnioLa, tHe wIndic mArch, TIroL, anD furTher AUStRia.