Since 2013, 245 of these accounts retweeted messages from Canadian activists, politicians and media reports about various pipeline issues, from potential environmental impacts to grassroots movements against the projects.
Most of those pipeline tweets were sent on Jan. 24, 2017, when U.S. President Donald Trump signed an executive order to greenlight the Keystone XL and Dakota Access Pipelines. Tweets mentioning those pipelines were retweeted some 9,420 times across Canada and the United States.
https://www.cbc.ca/news/canada/twitter-troll-pipeline-immigrant-russia-iran-1.5014750?cmp=rss