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_53050 ( "reported isn" real, "On July 2007 Press Release" text, "Disposition" text, "Citizenship" text, "Country of Act" text )

### Question ###
Name the lowest reported isn for russia

### Accurate SQL ###

SELECT MIN("reported isn") FROM table_53050 WHERE "Citizenship" = 'russia'