Statistics for occurrence #1 of “Prussia” in chapter 35 of William Hepworth Dixon, White Conquest: Volume 2:

...ions, who have come from all quarters of the globe into America, more than five millions have come from the British Islands and British America; nearly two millions and a half from Germany, including Prussia and Austria, but excluding Hungary and Poland. France and Sweden follow at a distance. Of the non-European nations, China has supplied the largest number; after her come the West Indies and Mexico...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Prussia (Iowa, United States) 2 0 0 0 0 user votes
Prussia (Ohio, United States) 2 0 0 0 0 user votes
Prussia (New Mexico, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.