Corrections policy

Accurate explanations depend on readers who tell us when something is wrong or out of date.

Report a correction

What to include

What happens next

We compare the report with available sources. If a correction is needed, we update the page and its recorded modification date. When the earlier information was accurate for its time, we preserve the necessary historical context.

Contact

Email [email protected] with the subject “Correction.” We do not accept payment to add, remove or change factual coverage.