Emperor Charles I of Austria, after Foreign Minister Baron István Burián asked for an armistice based on the Fourteen Points on 14 October 1918, issued two days later a proclamation that radically changed the nature of the Austrian state.
The Municipal Council invoking the right of self-determination, advocated by U.S. President Woodrow Wilson reappointed Vio as major and expanded its ranks to some 60 co-opted members.
[2] This agreement stipulated that Italy could occupy large parts of the territory claimed by the State of Slovenes, Croats and Serbs, formed during the dissolution of the Habsburg Monarchy.
The National Council of the Slovenes, Croats and Serbs in Fiume was dissolved when Italian Army units, commanded by General Enrico di San Marzano, occupied the city.
At the Paris peace Conference Andrea Ossoinack was entrusted by the Italian National Council as its official representative and in that capacity had a meeting with Wilson in April 1919.