Deletion of List of largest ruling leaders by population

Comment: Fails : reliable sources have not taken note of this rather arbitrary grouping. And, of course, it's pure , which is an independent |reason to delete
Stance: delete
Cited policy: Wikipedia:Notability (WP:NLIST||WP:SYNTH||WP:DELREASON)

Comment: Clearly 
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR)