Question

why was hyder ali known to a great ruler ? was he betrayed by the british​

Answer 1

Earning an important place in the history of southern India for his administrative acumen and military skills Hyder Ali was known as a great ruler.

Mysorean economy was developed significantly by Hyder Ali.

Yes Hyder Ali was betrayed by the british.

Answer 2

Hyder Ali, Haidarālī (c. 1720 – 7 December 1782) was the Sultan and de facto ruler of the Kingdom of Mysore in southern India. Born as Hyder Ali Khan,he distinguished himself militarily, eventually drawing the attention of Mysore's rulers. Rising to the post of Dalavayi (commander-in-chief) to Krishnaraja Wodeyar II, he came to dominate the titular monarch and the Mysore government. He became the de facto ruler of Mysore as Sarvadhikari (Chief Minister) by 1761.[citation needed] During intermittent conflicts against the East India Company during the First and Second Anglo–Mysore Wars, Hyder Ali distinguished himself in military tactics, being the innovator of military use of the iron-cased Mysorean rockets. He also significantly developed the Mysorean economy.