You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
alternatehistory.com
I have a TL called the William Adelin's legacy TL, how it is possible is this personal union between France(but without Lengadoc, Provença, Dalfinat and Burgundy(Both Duchy and Free County), Sicily, Britain, Ireland and Byzantine Empire.