Really? Now that is an odd hobby.
The obvious question would be WHY?
The second obvious question: Who cares about that anyway?
Enough people care about it to support a website that you would have seen if you clicked on the link.
Some people post daily cryptograms.
Some people post daily kittycat videos.
This poster happens to post daily executions in history. Now that you know that you don't have to waste your time coming into a thread like this again, just like I don't waste my time with cryptograms or kittycat videos. That's how this site works.
The real question is why you rushed to the defense of Saudi Arabia.
Apparently there are folks who do find it interesting from the point of view of history. And fwiw I have been known to post digitized copies of newspapers from the land of long ago, usually the New York Tribune. History bores some people. Others enjoy it. Your mileage may vary.