Editor’s Note: Today is the United Nations-sponsored International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief. Over the next few days, we will be running articles to highlight the plight of Christians in countries where religious oppression is most pronounced. (Opinion) While killings often command international attention, many of the most chilling tactics used to suppress religious freedom unfold quietly—through arrests, detentions, and abductions. In a...