William Bullokar composed the first formal grammar of the English language in 1586. Prior to that point, the concept of grammar had been largely restricted to Latin. Bullokar’s work extended the concept to English, but it did so by employing the Latin grammatical framework. This approach was followed by subsequent grammarians, and it has shaped the way scholars think about English grammar to this day. 
<a href="https://historyofenglishpodcast.com/wp-content/uploads/2023/02/HOE-Transcript-Episode165.pdf">TRANSCRIPT: EPISODE 165</a>

The History of English Podcast

Episode 165: Glamorous Grammar

A chronological history of the English language examined through the lens of historical events that shaped the development and spread of the language from the Eurasian steppe to the entire world.