First of all, I can almost bet that this is just typical left-wing nonsense. Now, I don't know about divorce rights per se, but anyone w/ even a passing interest (say through geneaological research) in early (pre-19th century) American inheritance law knows, for instance, that the wife typically got as much as the oldest son.
Armstrong is a well known apologist for Islam.
I guess Aman-poor-research couldn’t reach Robert Spencer.
Except of course Christ offering to salvation and enlightenment to them.