Republic of India vs Mogul empire

Republic of India and Mogul empire both are nouns.

Word	Noun	Adjective	Verb	Adverb
Republic of India	Yes	No	No	No
Mogul empire	Yes	No	No	No

Republic of India (noun)	Mogul empire (noun)
a republic in the Asian subcontinent in southern Asia; second most populous country in the world; achieved independence from the United Kingdom in 1947	an empire established by the Mogul conquerors of India that reigned from 1526 to 1857