Militancy and insurgency anywhere in the world has less to do with religious extremism and more with the weak writ of the state in impoverished countries, exacerbated by the deliberate arming of militant groups by regional and global players
As corresponding ideologies, the left and Islamic antiestablishmentism, each in its own ways, challenges money cartels, power establishments, military occupations, environmental degradation, settlements, drone assassinations, corporate abuse, and the extreme forms of racism, including casteism and apartheid.
Opinion -- Many well-meaning people wonder whether the left is pro-Islamic. The left has been a vociferous critic of Middle Eastern wars, American hegemony, settler colonialism, and social conservatism that endorses narrow nationalism and overbudgeted militaries. Though skeptical of religion, in theory, the left seems much more