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_8 (tonnage__grt_ VARCHAR, nationality VARCHAR, date VARCHAR)

### Question ###
How much tonnage Tonnage (GRT) has a Nationality of united kingdom, and a Date of 27 june 1941?

### Accurate SQL ###

SELECT COUNT(tonnage__grt_) FROM table_name_8 WHERE nationality = "united kingdom" AND date = "27 june 1941"