Complex sentence: In 1946, he was posted back to the British India and was stationed in the North-West Frontier Province and in 1947, he was promoted to a one-star rank, Brigadier, and commanded a Brigade in mountainous South Waziristan.
Split into simpler sentences: In 1946, he was posted back to the British India and was stationed in the North-West Frontier Province. In 1947, he was promoted to a one-star rank, Brigadier, and commanded a Brigade in mountainous South Waziristan.