The BBC has a couple of explanations, first this video: https://www.bbc.com/news/av/world-asia-china-48599658/hong-kong-protests-why-people-are-taking-to-the-s

The BBC has a couple of explanations, first this video: https://www.bbc.com/news/av/world-asia-china-48599658/hong-kong-protests-why-people-are-taking-to-the-streets https://www.bbc.com/news/av/world-asia-china-48599658/hong-k... Secondly if you prefer a written summary: https://www.bbc.com/news/world-asia-china-47810723 https://www.bbc.com/news/world-asia-china-47810723