Nicholas I of Russia vs Nicholas I

Nicholas I of Russia and Nicholas I both are nouns.

Word	Noun	Adjective	Verb	Adverb
Nicholas I of Russia	Yes	No	No	No
Nicholas I	Yes	No	No	No

As nouns, Nicholas I of Russia and Nicholas I are synonyms defined as:

Nicholas I of Russia and Nicholas I: czar of Russia from 1825 to 1855 who led Russia into the Crimean War (1796-1855)

Other synonyms of Nicholas I of Russia include Czar Nicholas I.

Nicholas I of Russia (noun)	Nicholas I (noun)
czar of Russia from 1825 to 1855 who led Russia into the Crimean War (1796-1855)	czar of Russia from 1825 to 1855 who led Russia into the Crimean War (1796-1855)