Here are two images from archives:
New Plymouth in about 1857, looking south. Marsland Hill stockade is in the distance on the left, with St Mary's Anglican Church below it to the right.
When war broke out in 1860 New Plymouth was a small town. Fewer than 3000 Europeans lived in Taranaki province, nearly all of them in the vicinity of the provincial capital. Seven hundred adult Pakeha males were confronted by twice as many Maori. Only troops could ensure the settlement's safety.
I sketched one of the views looking towards the New Plymouth Clock Tower and the Tasman Sea.
Here is my sketch: