Slovak is a West Slavic language spoken primarily in Slovakia, where it is the official language, as well as in parts of the Czech Republic, Hungary, and Serbia. It has over 5 million speakers worldwide. Slovak has a unique linguistic history and has been influenced by various languages, including Latin, German, and Hungarian. It is written using the Latin alphabet with some additional characters, and has a complex grammar structure with a system of cases, verb conjugations, and declensions. Slovak is known for its literature, music, and art, and is an important language for trade and commerce in Central Europe.