Cristopher Columbus is known as discover of which country?

Cristopher Columbus is known as discover of which country?

کرسٹوفر کولمبس کو کس ملک کی دریافت کہا جاتا ہے؟
Explanation

Cristopher Columbus

born: 1451

died: 1506

Nationality: Italian

Profession: Explorer

Discovered USA1492