Tuhia he whakamāramatanga mō tēnei wāhanga - Ko Gawler te tama a Lieutenant-Colonel George Gawler. Ka rite ki tōna pāpā, i mahi ia i te hōia, i uru tuatahi ia ki te 73rd Regiment, ā, i whawhai ia i te 8th Xhosa War.
, 1850 ki te 1853, i te wa i whakatairangahia ai ia ki te koromatua. I te marama o Hepetema, 1855, i tohua ia hei kaiwhakawa motuhake i British Kaffraria. I muri mai i te tau 1861 i whawhai ia ki Sikkim, India. I nga tau 1870 ka noho a Gawler hei Kaitiaki o te Whare Taonga i te Pourewa o Ranana, he tuunga i mau ia tae noa ki tona matenga i te tau 1882. He maha nga mahi i tuhia e ia mo te pakanga me te British Israelism.