Da'wa, Demography, Dhimmitude
These terms should instantly resontate with importance. Da'wa is the main stratagem of Muslims in the Mecca phase. Da'wa is Islam without the many calls to violence to encourage conversion. They spring the Koran on you once you've converted and get the eye of the tiger.
Demography will create Eurabia within 20-80 years.
Dhimmitude is exemplified by the Spanish and UK governments, among many others.