evidence: Authorities in the northern Indian state of Uttar Pradesh (UP) have demolished the houses of some Muslims who were allegedly linked to religious protests that turned violent. [...] Critics say religious polarisation has deepened in India since 2014, when the Hindu nationalist BJP came to power. Hate speech and attacks against Muslims have risen sharply over the past few years. [...] It was triggered by a remark made by former BJP spokesperson Nupur Sharma in a televised debate last month. Videos of her statement went viral, sparking sporadic protests.