Even worse (or better, depending on how you look at it), she interconnected her made-up history with historical places and persons - e.g. the principality of Tv

Even worse (or better, depending on how you look at it), she interconnected her made-up history with historical places and persons - e.g. the principality of Tver did exist, so it's probably hard to tell which of the details about it are fact and which are fiction. That's almost Dan Brown-level stuff...