Croatia - 1990 Constitution

Title Article 43
Chapter III - Fundamental Freedoms and Rights of Men and Citizen (2. Personal and Political Freedoms and Rights)
Article

43

(1) Citizens are guaranteed the right to free association for the purposes of protection of their interests or promotion of social, economic, political, national, cultural, and other convictions and objectives. For this purpose, citizens may freely form political parties, trade unions, and other associations, join them, or leave them.

Note: the reference to political parties was removed by the 2000 amendment.

Categories - Rights and freedoms (Freedom of association)
Source The International Constitutional Law Project (http://www.servat.unibe.ch/law/icl/info.html)