- Global isolationist policy
- Possessed massive technological superiority
- Refuse to share their technology
Highlights:
- Shared technology with their neighboring planet Sarita;
- They destroyed themselves, shifting the orbital path of Tollan
- They were forced to evacuate Tollana
- Returns to Tollan to bury their Stargate, got incapacitated, rescued by SG-1
- 2001: Planet was attacked by Anubis, suffered heavy losses