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_12597 ( "State" text, "Status" text, "Association Agreement" text, "Membership Application" text, "Candidate status" text, "Negotiations start" text, "Screening completed" text, "Acquis Chapters open/closed" text )

### Question ###
What is the status of the membership application on 2008-12-15?

### Accurate SQL ###

SELECT "Status" FROM table_12597 WHERE "Membership Application" = '2008-12-15'