Political parties in Bulgaria play a crucial role in the country's democratic system. The major parties include the Bulgarian Socialist Party, GERB, and Movement for Rights and Freedoms. These parties represent a range of ideologies, from social democracy to center-right conservatism, and often form coalitions to govern effectively. Elections in Bulgaria are held every four years, and the political landscape can change rapidly. Voter participation is essential, as it influences the composition of the National Assembly. Political parties engage in campaigns to address issues such as economic development, corruption, and social welfare, reflecting the diverse interests of the Bulgarian population.