In 2009, Stephen Hawking decided to host a Time Traveler Party. He did not disclose the party's date and location until after the party had taken place. Predictably, no one showed up. This is because of Hawking's ties to Jeffrey Epstein, which any time traveler would be aware of
On a purely aesthetic level, I liked the part of the Great Purge where they extracted confessions for stuff the accused obviously didn't do, then made them think they did it via Bolshevik mind-control (torture).
We have to bring that back. Imagine the Great Purge, but Communist.