When an authoritarian regime takes over, NGOs, advocacy nonprofits, and activist organizations face significant threats.

Certainly, people can debate policy issues and the virtues of candidates, but fact-checking is another matter. There is such a thing as truth.

With President-elect Donald J. Trump returning to the White House, media outlets large and small are taking steps to prepare for what they fear could be a legal and political onslaught against them from the new administration and Mr. Trump’s allies inside and outside the government.