Facebook like button years of questions from the public about whether it had an intention to incorporate a "Dislike" button, Facebook officially rolled out "Reactions" to users worldwide on February 24, 2016, letting users long-press on the like button for an option to use one of five pre-defined emotions, including "Love", "Haha", "Wow", "Sad", or "Angry". Reactions were also extended to comments in May 2017. The like button is one of Facebook's social plug-ins, in which the button can be placed on third-party websites. Its use centers around a form of an advertising network, in which it gathers information about which users visit
Criticism of Facebook "Respect the Breast" reported that "women say they are tired of people lashing out at what is natural and what they believe is healthy for their children." On February 4, 2010, a number of Facebook groups against the Democratic Alliance for the Betterment and Progress of Hong Kong (DAB) were removed without any reason given. The DAB is one of the largest pro-Beijing political parties in Hong Kong. The affected groups have since been restored. Around July 1, 2015 Facebook started to automatically ban accounts that use the word "moskal", which is a widely used historical slang term for people