Question. Context: "Treaty" is a song by Australian indigenous music band Yothu Yindi, which is made up of Aboriginal and balanda (non-Aboriginal) members. Released in June 1991, "Treaty" peaked at No. 11 on the ARIA Singles Chart in September. "Treaty" was the first song by a predominately-Aboriginal band to chart in Australia and was the first song in any Aboriginal Australian language (Yolngu-Matha) to gain extensive international recognition, peaking at No. 6 on the Billboard Hot Dance Club Play singles charts.

Question: which group from the north of australia sang the hit song treaty?
Answer. Australian indigenous music band Yothu Yindi
What step-by-step reasoning justifies that answer?
Reasoning: The relevant information to answer the above question is: "Treaty" is a song by Australian indigenous music band Yothu Yindi, which is made up of Aboriginal and balanda (non-Aboriginal) members.