1. add missing part of the boundery (Hungary (1867-1918))

    Closed
    #72872 1 0

  2. Corrected part of the boundery (Kingdom of Serbia and Austria-Hungary (1908-1918))

    Closed
    #72868 2 0

  3. add missing part of the boundery (Austria-Hungary) and precise date for the annexation of Bosnia and Herzegovina

    Closed
    #72836 2 0

  4. add missing part of the boundery (Kingdom of Croatia-Slavonia)

    Closed
    #72816 1 0

  5. add missing part of the boundery (Kingdom of Serbia)

    Closed
    #72696 1 0