In its 2018 Report on Religious Freedom Worldwide, Aid to the Church in Need (AED) estimates that the threats to the state of religious freedom from states are increasing. Thirty-eight countries around the world are blatantly or organizationally violating freedom of religion.
In more than half of these nations, believers, regardless of their home church or religion, are even outright persecuted. The full report is available at http://religious-freedom-report.org/en.