Beheading of infidels is promoted in the Koran and practise by very religious muslims from 7th century till 21st century.
God promises to "cast terror into the hearts of those who are bent on denying the truth; strike, then, their necks!" (Koran 8.12)
CECA still mad about 1200 years of slavery? as admitted by your saffron terrorist PM?
200 years under poms and 1000 years under various Muslim groups?