Injective uniform lattices in semisimple Lie groups
Classify the uniform lattices in semisimple Lie groups that act properly and cocompactly on injective metric spaces.
References
Which uniform lattices in semisimple Lie groups are injective? There are partial answers in.
— Group actions on injective spaces and Helly graphs
(2307.00414 - Haettel, 2023) in Section 14, “Open questions,” item 7