The simplest explanation is that humans built it. Alien technology is not required to accomplish building the pyramids. But that isn’t quite the same as the evidence required to prove it. Having said that, it’s an unnecessary question, just as relevant as any other random and baseless theory. It’s just not worth discussing.

It started while Biden was in office due to instability in the region of central America that functioned as a wall to the rest of North America, so there is some truth to it. Trump cutting funding was the wrong thing to do at the wrong time, but the problem was already well under way when he took office.