Between 19 it was a single-party communist state, but since then has been governed as a democratic republic.
In 2007, it became a member state of the European Union, making it even easier to travel to and around the country.
The original occupation quickly struck a nerve, and spiralled into universities across Bulgaria, in major cities including Plovdiv, Varna, Rousse and Bourgas.
A statement issued by the protesters claims that their “ultimate goal is for Bulgaria to become a country with governance, grounded in moral values rather than personal benefits”.
The sudden rash of occupations have also sparked violent demonstrations, particularly in the capital, Sofia, from those supporting the protest, and from counter-campaigners.