Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_69 (population__2008_ INTEGER, created VARCHAR, county VARCHAR)

### Question ###
What is the highest population (2008) created earlier than 1857, and the county was Sinoe?

### Accurate SQL ###

SELECT MAX(population__2008_) FROM table_name_69 WHERE created < 1857 AND county = "sinoe"