1986
This is the year when the moors (Muslims) invaded the Iberian Peninsula.
Only the area east of Cotentin peninsula was invaded.
The Roman Empire.
If by "the Damascus Court" you are referring to the Umayyad Dynasty which was based out of Damascus, then the answer is 711 C.E.
Britannia, Gallia, Hispania, Italian peninsula
Rome was recaptured in December, 536, from the Ostrogothic king Witigis. The Byzantine general Belisarius invaded the Italian peninsula earlier that year.
1840
The Muslims captured Edessa and defeated the crusaders at Damascus in the year 1144.
They are mostly mad at Japan because they invaded the Korean Peninsula.
The Dorians
spartans
It all depends on what time in history you might be inquiring about.