Donald Trump’s former legal adviser has hit out at US teachers for “indoctrinating” classrooms with their personal views. Speaking on GB News, May Mailman said slogans promoting Christianity are being “pushed aside” for Black Lives Matter (BLM) and Pride flags. Such political gestures have proven controversial in America, evidenced by LGBTQ Pride flags being banned by two California school districts in September. Mailman said history may not look upon the trend too kindly, even going as far as suggesting there could be legal ramifications. “I think it is fairly new, but you do have teachers pu…