Answer:
Different religions was well treated by rulers of the Arab empire.
Explanation:
All the rulers of Arab empire were Muslims so they allow the people of different religions to follow their own religion because the holy book Quran forbid the Muslim rulers to force conversion of non-Muslims to Islam. These Arab rulers only impose low taxes on the people of other religion and in return the Muslims ruler provide security to their property and family.
I believe it was a military campaign created in the second World War. I think the Raf (Royal Air Force) the United Kingdom's Air Force, was created to defend against the German's Air Force the Luftwaffe. It was famous because it was the first big campaign fought only by airplanes. Hope this helped:)
The answer is B)Stephen Douglas
The cheap labor in the form of slaves.