def METHOD_NAME(self, name: str) -> Optional[date]:
    """
    Add Death of Ruhollah Khomeini Day (14th day of the 3rd month).
    Ayatollah Ruhollah Khomeini was an Iranian revolutionary, politician and religious leader.
    https://en.wikipedia.org/wiki/Ruhollah_Khomeini
    """
    return self._add_persian_calendar_holiday(
        name, self._persian_calendar.persian_to_gregorian(self._year, 3, 14)
    )