What does the cryptic crossword clue "Nomadic Romanians in small country (3,6)" mean?

The definition is "country". The wordplay uses an anagram. anagram of ROMANIANS = SAN MARINO; definition: "small country" The answer is San Marino.

Nomadic Romanians in small country (3,6)

Telegraph Prize Cryptic #3023 | 27 Across | 2019-09-29 flower