The way to protect personal data has becoming a worldwide hot topic in “internet+” age. Formally 27 EU member stated as a whole implementation of the “right to be forgotten” in 2014.This paper focuses on the rights caused by the collision between privacy and freedom of expression and the European Union and the United States in the field of different views and positions. Through literature analysis and comparative study to expatiate on the right of “forgotten” debate，in the “Google Spain v Spain Data Bureau” and the telegraph.cn.uk case studies based on the analysis of the application of this right in practice. At the same time discusses the background of big data after personal information digitization likely scenario in the field of journalism and communication and response，focus on the balance between personal privacy and the public right of inform. The last is discussing the right of “forgotten” on the internet and people’s relationship to emphasize its indispensable role in evolution.