-- Database schema
| City : ID [ INTEGER ] primary_key , Name [ TEXT ] , CountryCode [ TEXT ] City.CountryCode = Country.Code , District [ TEXT ] , Population [ INTEGER ] | Country : Code [ TEXT ] primary_key , Name [ TEXT ] , Continent [ TEXT ] , Region [ TEXT ] , SurfaceArea [ REAL ] , IndepYear [ INTEGER ] , Population [ INTEGER ] , LifeExpectancy [ REAL ] , GNP [ REAL ] , GNPOld [ REAL ] , LocalName [ TEXT ] , GovernmentForm [ TEXT ] , HeadOfState [ TEXT ] , Capital [ INTEGER ] , Code2 [ TEXT ] | CountryLanguage : CountryCode [ TEXT ] CountryLanguage.CountryCode = Country.Code , Language [ TEXT ] , IsOfficial [ TEXT ] , Percentage [ REAL ] |
-- -- Give the head of the state of the country with the lowest percentage use of English as their language.

SELECT T1.HeadOfState FROM Country AS T1 INNER JOIN CountryLanguage AS T2 ON T1.Code = T2.CountryCode WHERE T2.Language = 'English' ORDER BY T2.Percentage LIMIT 1;