Claim: Oswestry Castle ( The civil war between Stephen and Matilda (1135–54) saw the Marcher Lord of Oswestry, William FitzAlan, join forces with Matilda and after Rainald the castle passed to Alan fitz Flaad).
Evidence: The civil war between Stephen and Matilda (1135–54) saw the Marcher Lord of Oswestry, William FitzAlan, join forces with Matilda. After Rainald the castle passed to Alan fitz Flaad.