Final answer:
The specific system of government used by the Teslin Tlingit to validate Aboriginal rights and traditions through the effective control of traditional lands and resources is self-government.
Step-by-step explanation:
The specific system of government used by the Teslin Tlingit to validate Aboriginal rights and traditions through the effective control of traditional lands and resources is known as self-government.
Self-government is a system in which Indigenous groups have the authority to make decisions regarding their own governance, including land and resource management, lawmaking, and the preservation of their cultural traditions.
This system allows Indigenous Peoples to maintain their autonomy and exercise control over their ancestral lands, ensuring the protection and continuation of their rights and traditions.