What is the Largest European City which is not actually the Capital of a Country?

Some of the biggest ecu metropolis which is not truly the capital of the U.S. Are as observe:

1. Lyon (France)
2. Rotterdam (Neitherlands)
3. Stuttgart (Germany)
4. Katowice (Poland)
5. Barcelona (Spain)
6. Birmingham (England)
7. Milan (Italy)
8. Hamburg(Germany)
9. Marseille (France)
10. Donetsk (Ukraine)
11. Munich (Germany)
12. Manchester (England)

Some of the biggest metropolis which is not truly the capital: -

1. Lyon (France)
2. Rotterdam (Neitherlands)
3. Stuttgart (Germany)
4. Katowice (Poland)
5. Barcelona (Spain)
6. Birmingham (England)
7. Milan (Italy)
8. Hamburg(Germany)
9. Marseille (France)
10. Donetsk (Ukraine)
11. Munich (Germany)
12. Manchester (England)