A new report from the University of Oxford showed that Facebook is the most common platform that governments and political parties use to spread disinformation.
Researchers say that Facebook's sheer size and its set up makes it more vulnerable to the issue.
There are now 70 countries where governments or political parties are misuing Facebook for this — more than double two years ago.
Read more: Facebook is making another attempt to crack down on fake news.
But the report underscores how, despite the efforts by Facebook and other social media firms, social media manipulation is on the rise and becoming ever-more sophisticated.
In each country, there is at least one political party or government agency using social media to shape public attitudes domestically," it added.
That's why we are working with policymakers, academics, and outside experts to make sure we continue to improve," he said. »