When Kevin Rudd announced he would step down as Australia's Ambassador to the United States, the reaction was swift across political and diplomatic circles.

Less expected was the response from the arts.

Indigenous art centre Buku-Larrnggay Mulka, based in north-east Arnhem Land, publicly thanked Mr Rudd for his support of First Nations artists during his three-year posting in Washington.

A spokesperson for the art centre said the former Australian Prime Minister had been a "vocal advocate for Australian First Nations artists in the USA", wishing him and his wife Terese Rein well as he returns to New York to lead the Asia Society.

During his three year tenure across both the Biden and Trump administration, Mr Rudd was closely associated with the promotion of major First Nations exhibitions in the United States, including MADAYIN: Eight Decades of Aboriginal Australian Bark Painting from Yirrkala, which opened in New York in 2023.

The exhibition brought together more than 80 years of Yolŋu bark painting from Yirrkala, tracing the evolution of the art form from sacred ceremonial practice to a powerful medium of political expression, diplomacy and legal assertion.

Works in the exhibition documented Yolŋu law, cosmology and resistance, including the historic Yirrkala Bark Petitions that helped shape Australia's land rights movement.

For Buku-Larrnggay Mulka, which supports Yolŋu artists and oversees cultural authority for the works, the exhibition opened an international platform for Yolŋu art rarely seen in recent decades.

Australia's relationship with the United States is more often measured in defence ties, trade negotiations and strategic alliances.

Cultural diplomacy, particularly involving Indigenous art, rarely attracts the same attention.

However, for remote art centres, international exposure can be transformative — shaping institutional partnerships, and long-term economic outcomes for artists and their communities.