lake General culture ? only americans?

1. United States, 2.Judaism and Muslim, 3. Nobody, 4. Ex President of Cuba, 5. Portuguese, 6. Each country in the UK has their own separate currency, English Pound, Welsh Pound, Scottish Pound, 7. three sides, 8. Southern Europe, 9. Neil Armstrong, 10. Two, 11. Persian and English is used by all Iranians.there