Deletion of Copernicus' nationality

Comment: what information is not already redundant to Nicolaus Copernicus - if not for the redundancies, this page would be about 20% of its present size, so adding the little leftover information on the nationality dispute in a compacted form is not a significant impact to the core article, and enhances that article's 
Stance: merge
Cited policy: Wikipedia:Neutral point of view (WP:NPOV)