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If the past year has shown us anything, it’s that Trump’s aides consistently go above and beyond for their boss, carefully compiling compliment folders, ensuring intelligence reports won’t upset him, and, according to a new report from the Washington Post, making sure the president doesn’t forget about any of his many, many grudges.

When Republican senator Bob Corker — a vocal critic of Trump who once accused him of “debasing” the country with his “untruths” and “name-calling” — was considering running for reelection in Tennessee this year, the president’s staff reportedly hurried to remind him of Corker’s comments, and to urge him not to support the senator in November’s midterm election. Per the Post:

They frequently reminded the president of Corker’s criticism, at times even providing specific examples. They kept folders documenting the attacks from Corker and other Trump detractors.

While Trump’s roster of bitter feuds is long enough to fill the better part of an encyclopedia set, it is unclear how many detractor folders there are, who is in them, and how many of them look like this: