The world this week
Politics Police in Hong Kong used rubber bullets, tear gas and water hoses on crowds demonstrating against a proposed law that would allow people to be extradited to the Chinese mainland. Three days earlier, perhaps 1m marchers thronged the streets, worried that the law would make anyone in Hong Kong, citizens and visiting businessfolk alike, vulnerable to prosecution in Chinese courts, which are under the thumb of the Communist Party. For the third time, a court in New Zealand prevented the government from extraditing a murder suspect to China. It asked the government to consider whether China could be relied upon to adhere to the human-rights treaties it has signed and whether a trial would be free from political interference. Tsai Ing-wen, the president of Taiwan, survived a primary challenge from Lai Ching-te,…