In this paper, the main topic is the analysis of comments on social media platforms, i. e. Facebook, and the effect it has on its audience. Together with the published content, comments are used as a source of information about current affairs. The popularity and influence of social media platforms is well known in the media profession, especially among journalists who use it frequently as a tool for publishing media content. The key benefit of using social media platforms in journalism is the biggest audience reach and audience involvement. Together with platforms like Instagram and Twitter. Facebook has become the main tool for publishing content in nowadays journalism. Among its features it allows its users commenting on the published media content which contributes in reaching a bigger audience for the media and analysing customers feedback. Besides these positive effects, Facebook indirectly negatively contributes to nowadays journalism in creating media content. Analysing the effect of Facebook comments in this paper, it will be seen whether the comments contribute to the public opinion. The primary focus of the reaserch is to find out if the commenting on articles is just a form of expressing users opinion or a tool in expressing hate speech and verbal assaults which affect the public opinion about a topic. The paper focuses on the freedom of speech, spiral of silence, hate speech, media discurs and Croatian and European legislation and legal framework regarding freedom of speech.