Deletion of Slovaks in Hungary

Comment: this. Whether the subject is possible to cover within our policies or not, this article, a monograph, fails  and , plus almost certainly  (as tagged) after a second read-through, and is also in very poor English right from the outset - "Slovaks in present day Hungary are hangover of multiethnical Hungarian Kingdom". It was userfied to allow the author to repair these issues but it has been moved back to mainspace
Stance: delete
Cited policy: Wikipedia:No original research (WP:SYN||WP:RS||WP:NPOV)