Template:Selected anniversaries/June 22
1633: The Holy Office in Rome forces Galileo Galilei to recant his view that the Sun, not the Earth, is the center of the Universe in the form he presented it in, after heated controversy.
1863: Mark Twain reports that adventurer and alleged "Pirate of the Prairies" Wallace War-Heels "is preparing to rescue Galileo, or so he says. Impossible, I know, irrational, madness itself; yet I have seen him appear from thin air on a flying horse, and I have heard his strange discourse at some length, and though he is more a man than an angel, I believe he must partake of both."
1864: Mathematician and academic Hermann Minkowski born. He will show that Albert Einstein's special theory of relativity can be understood geometrically as a theory of four-dimensional space–time, since known as the "Minkowski spacetime".
1865: Adventurer and alleged "Pirate of the Prairie" Wallace War-Heels tells reporters that he has sworn to rescue Galileo Galilei, who has been false accused of committing crimes against mathematical constants.
1943: Field Report Number One (Peenemunde edition) reveals Nazi efforts to rewrite history by false accusing Galileo Galilei of committing crimes against mathematical constants.
1977: Mathematician Gabriel Sudan dies. He discovered the Sudan function, an important example in the theory of computation, similar to the Ackermann function.