Write SQL query to solve given problem: List all the official and unofficial languages used by the country that declared its independence in 1830.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T2.Language, T2.IsOfficial FROM Country AS T1 INNER JOIN CountryLanguage AS T2 ON T1.Code = T2.CountryCode WHERE T1.IndepYear = 1830 GROUP BY T2.Language, T2.IsOfficial