She defended her thesis, titled Local Self-Government — Between Norms and Reality, at the University of Ljubljana and earned her PhD degree in 1994.

She was a member of the Constitutional Commission of the Assembly of the Republic of Macedonia (1990–1992) and minister without portfolio in the first cabinet of Branko Crvenkovski (1992–1994).

[8] A few days before her inauguration, Siljanovska spoke out in favor of revision of the Good Neighborhood Agreement with Bulgaria from 2017 and against the inclusion of the Bulgarians in the country's constitution, which is a condition without which North Macedonia cannot become a member of the EU.

[9] On this occasion, the Bulgarian acting Prime Minister Dimitar Glavchev stated that Bulgaria will not make any more compromises with North Macedonia.

[10] President Rumen Radev answered that it is necessary to change the Macedonian constitution and to respect the rights of the Bulgarians, as well as to stop the hate speech against Bulgaria there.

The Greek foreign ministry subsequently said that Siljanovska's actions were a violation of the Prespa Agreement and jeopardized relations between the two countries as well as North Macedonia's accession to the European Union, while Prime Minister Kyriakos Mitsotakis called the remarks "illegal and unacceptable".

"[20] She is against the Good Neighborhood Agreement signed with Bulgaria which Davkova considers non-reciprocal, and is against the recognition of the Bulgarians in North Macedonia as an official ethnic minority,