The Trump administration has issued guidance clarifying that federal employees are free to express their religious views in the workplace — and sometimes in public as well. Trump’s Office of Personnel Management has issued a memorandum saying that employees may pray, display religious personal items, hold group gatherings, or even invite colleagues to church without fear of discrimination or retaliation. “Federal employees should never have to choose between their faith and their career,” OPM Director Scott Kupor said in a release. “This guidance ensures the federal workplace is not just compliant with the law but welcoming to Americans of all...