The Associated Press , Kuala Lumpur | Wed, 08/05/2009 10:32 AM | World Human Rights Watch appealed to Malaysia on Wednesday to immediately drop charges against dozens of people arrested during a mass rally against a security law that allows for indefinite detention without trial. Twenty-nine people, including a 16-year-old, were charged Monday with taking part in an illegal rally and other related offenses. Some face up to three years in jail. Police had refused to give a permit for Saturday's rally, which an estimated 20,000 people attended anyway in downtown Kuala Lumpur. They protested against the Internal Security Act, saying the law had been abused to jail government critics without trial. Police crushed the opposition-led protest with tear gas and chemical-laced water and arrested almost 600. All have been released, but it is not clear if anyone else will be charged. New York-based Human Rights Watch in a statement admonished Prime M...