We were warned in the 18th century...

"Thomas Jefferson, then U.S. ambassador to France, and John Adams, then ambassador to Britain, visited the resident ambassador from Tripoli (modern-day Libya) in London to negotiate a treaty to protect American ships from Barbary pirates. Why, asked Adams and Jefferson, is your government so hostile to the fledgling United States of America? After all, we have no quarrel with you, nor you with us.

The Tripolitan ambassador told them -- as reported to the Continental Congress -- "that it was founded on the Laws of their Prophet, that it was written in their Koran, that all nations who should not have acknowledged their authority were sinners, that it was their right and duty to make war upon them wherever they could be found, and to make slaves of all they could take as Prisoners, and that every Musselman [Muslim] who should be slain in battle was sure to go to Paradise." "

Read Islamofascism -- An Enemy Like No Other by Larry Elder