126420
He was an open Scandinavist , and in 1864 he returned to Norway from a trip in Rome to agitate for Norwegian support of the Danish cause in the Second Schleswig War .
 Norway, Rome, Danish
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Norway, Rome, Danish