Read the paragraph after

Second, the rise of Islamic fundamentalism in the 1980s coincided with that of the gay-rights movement in America and Europe, hardening cultural differences. Once homosexuality had become associated with the West, politicians were able to manipulate anti-LGBT feelings for their personal gain.

so it again traces back to the western powers who keep funding islamic fundamentalism as well as the population having such animosity towards the west because of what we did to them that politicians over there can just point at something, call it western, and people automatically assume it's bad.