I te tau 1854, i whakatūria e Kuini Wikitōria te Tohu Āwherika ki te Tonga hei whakawhiwhi ki ngā mema o te Royal Navy, British Army me ngā ope ā-rohe i mahi i roto i tētahi o ngā Pakanga Xhosa o Awherika ki te Tonga
i te rohe ki te rawhiti o te Cape of Good Hope.