What are new Top-Level Domain Internationalized Domain Names (IDNs)?

What are new Top-Level Domain Internationalized Domain Names (IDNs)?

Originally the Root Zone was limited to a set of characters conforming to US-ASCII (American Standard Code for Information Interchange) or “Latin” alphabets. This changed with the introduction of Internationalized Domain Names (IDNs), which introduced top-level domains (TLDs in different scripts and enabled Internet users to access domain names in their own language.