Wikipedia:Articles for deletion/R/The Donald
I don't see that anyone about has mentioned a lack of existing sources, of which there appear to be a good number. Instead, most of the comments fall into a basic |"just not notable" pattern without a proper rationale. The article already has two sources: http://motherboard.vice.com/read/what-is-rthedonald-donald-trump-subreddit  "How r/the_donald Became a Melting Pot of Frustration and Hate" (''Vice'') and http://www.nbcnews.com/politics/2016-election/donald-trump-drop-reddit-where-he-s-already-phenomenon-n617356  "Donald Trump to Drop In on Reddit, Where He's Already a Phenomenon" (NBC). In addition to that, I've found the following
— NONE, NONE
Stance: keep
Cited policy: WP:JNN (Wikipedia:Arguments to avoid in deletion discussions)