Politics has had a habit of barging into art biennales of late, from the current Gwangju Biennale in South Korea to the Venice Biennale earlier this year. However, at the Busan Biennale, political noise is not an unfortunate sideshow: it is the whole curatorial premise. The curators, Bahraini-Singaporean artist Amal Khalaf and Brussels-based writer Evelyn Simons, have called their edition of South Korea’s oldest biennale, “Dissident Chorus”. The biennale seeks to move away from “the ruins of...