A conservative youth organization is rapidly expanding its presence in U.S. public high schools — this time with support from Republican officials — raising new legal and ethical questions about the role of politics in education. Turning Point USA , founded by the late conservative activist Charlie Kirk , has built a network of thousands of student chapters nationwide. In several states like Indiana and Arkansas , GOP leaders including the states’ governors have encouraged schools to host the group, framing it as a way to promote civic engagement and free speech among students. But critics say the effort blurs the line between student expression and state-backed political advocacy. Civil liberties groups and educators argue that promoting a politically aligned organization within taxpayer-funded schools could raise First Amendment concerns, particularly if other viewpoints are not given equal access or institutional support.…