Article (grammar) - Wikipedia
https://en.wikipedia.org/wiki/Article_(grammar)
An article is any member of a class of dedicated words that are used with noun phrases to mark the identifiability of the referents of the noun phrases. The category of articles constitutes a part of speech.
2) DEFINITE ARTICLE ( THE ) - English Study Page
https://englishstudypage.com/grammar/a-an-the-articles-in-english/
1) The Definite Article - 'the'. 2) The Indefinite Articles ­- 'a and an'. Note: When we are talking about a noun, we 2) definite article ( the ). We use 'the' in front of all nouns ( It does not matter...
The definite article: 'the' | LearnEnglish - British Council
https://learnenglish.britishcouncil.org/english-grammar-reference/definite-article-the
The definite article the is the most frequent word in English. We use the definite article in front of a noun when we believe the listener/reader knows exactly what we are referring to
Articles: A Complete Grammar Guide | Grammarly | The Definite Article
https://www.grammarly.com/blog/articles/
Consider the following examples: After the long day, the cup of tea tasted particularly good. By using the article a, we've created a general statement, implying that any cup of tea would taste good after...
Different Types Of Article
https://7esl.com/english-articles/
Use the - the UK (United Kingdom), the USA (United States of America), the Irish Republic… (Kingdom, state, republic and union are nouns, so they need an article.)