DNR means Do Not Resusitate. Which, of course, this conversation is past doing.
Be sure and include in your letter to the DAR concerning my observations of their long-past history, that genealogists are grateful that DAR membership applications nowadays are scrutinized most carefully--with the deligence required by modern standards of proof.
You might also ask them to "pass again" on that membership you hold so dear.
As for my words ("semi-political anti-immigrant, anti-Catholic movement of historically obvious origins), these are mine, though I have no doubt that others have used the same, or very similar, words to describe the origins of so-called "Patriotic Organizations" born in the 19th century.