A passport is an official travel document issued by a government that certifies the identity and nationality of its holder. It is primarily used for international travel and allows the holder to enter and exit other countries. Here are the main features and purposes of a passport: Key Features of a Passport Personal Information : Includes the holder's name, photograph, date of birth, place of birth, and nationality. Passport Number : A unique identification number assigned to each passport. Validity Period : Passports are valid for a certain number of years, often 5 or 10, after which they need to be renewed. Biometric Data : Modern passports often include biometric information, such as fingerprints or iris scans, embedded in a chip for added security. Visa Pages : Blank pages where visas and entry/exit stamps from other countries are recorded. Purpose of a Passport Proof of Identity and Nationality : A passport is a primary form of identification for international tra...