A years-long battle to make a small downtown land parcel “Indian Country,” and thus largely under the jurisdiction of tribal law, is facing yet more legal skirmishing due to the Trump administration reversing the Biden administration’s support of such agreements.

Sovereignty rights for the 787-square-foot vacant lot are being sought by its owner, the Central Council of the Tlingit and Haida Indian Tribes of Alaska, which in early 2023announced a deed putting the land…