LUNGA MASUKU ESWATINI police fired teargas and water cannon at anti-monarchy protesters yesterday, the head of a teachers' union said, while videos on social media showed demonstrators running away as shots rang out in the background. Campaigners organised the latest round of demonstrations after the authorities quashed days of violent protests at the end of June against King Mswati III, Africa's last absolute monarch. In his first remarks on the protests, the king called them "satanic" and said they had taken the country backwards. The king denies critics' accusations of autocratic rule and of using public money in an impoverished…