This dataset includes the U.S. Midterm Election Twitter Dataset 2018 collected by Yiqing Hua. The two txt files include tweet ids separated by line. - all_tweets.txt: 1.7 million tweets collected during the run-up to U.S. midterm elections that are posted by, replying to or mentioning a political candidate. This data has been used in analysis in “Towards Measuring Adversarial Twitter Interactions against Candidates in the US Midterm Elections” to appear at ICWSM 2020. - replies.txt: 1.2 million replies collected during the run-up to U.S. midterm elections that are replying to a political candidate. This data has been used in analysis in “Characterizing Twitter Users Who Engage in Adversarial Interactions against Political Candidates” to appear at CHI 2020.