What is the highest rank ever achieved by a Gurkha in the British Army?

The highest rank ever achieved by a Gurkha in the British Army is that of Brigadier. This rank has been held by several Gurkhas, with Brigadier General T.B. Thapa being one of the notable figures. The Gurkhas have a distinguished history of service and have earned respect and recognition within the British military for their bravery and dedication.