I mean, they had a whole country for over a millennium.
The Vatican IS a sovereign country.
Conquering it in Crusader Kings is always a pain in the ass due to the Pope's insane income.
Oh, so that's why it's called the Holy Sea!
After the reading the first sentence I was going to ask if this author had somehow never heard of the crusades, but by the end of the second paragraph I had come to the conclusion that the author actually thinks the crusades were awesome and we should do more of them
Pepsi:
Hey Pepsi! Where’s my jet‽