Since announcing his bid to run last summer, Donald Trump’s Twitter account, @RealDonaldTrump, has been under considerable scrutiny as he continues to release questionable tweets attacking fellow candidates, journalists, and others.
Meanwhile, the real estate mogul has amassed quite a following on the social media platform with over 7 million followers.
In honor of Twitter’s 10th anniversary, Fortune has put together a list of some Trump’s most controversial tweets sent during the presidential election.
1. On Megyn Kelly:
2. On Carly Fiorina:
3. On Hillary and Bill Clinton:
4. On Mitt Romney:
5. On Ted Cruz:
6. On Jeb Bush:
7. On Barack Obama:
8. On Mexico:
9. On the Democrats and ISIS:
10. On Marco Rubio:
Bonus: On Fortune Magazine:
The New York Times has amassed a list of some Trump’s most outrageous attacks on Twitter, too.
For more on Twitter’s performance in recent months, Fortune’s Erin Griffith recently profiled the company.
Note: This list is by no means exhaustive.