fainham
Probably the USA.
France uses the most nuclear energy in the world with the United States of America in second.
Canada
India
venezela uses bolivar money
currency is money, or what a country uses for money
The yen is the money of Japan.
Iran
Guatemala
Hungary
fainham
South Africa
panama
I am not sure which country USES the most, but I know that last year America had spent the most money on illegal drugs. I'm pretty sure Amereica uses the most drugs. ----------------------------------- i think it is Europe because they ship in allot of drugs to America i don't know if it is in Europe for a fact but i just know that there is allot of drugs there...
Italy is a country and it uses the Euro
Solomon Islands