Because they wanted their own freedom/independence
Answer:
Chemicals, energy, waste materials that cannot be naturally broken down, or other harmful substances.
The Truman Doctrine was established to aid nations that were fighting against communism. President Truman highly disagreed with communism, which is what lead him to creating the doctrine.
Though the explorers found none of the storied treasure, they did discover<span> the Grand Canyon and other major physical landmarks of the region, and clashed violently with local Indians</span>
The correct answer is social rights.
I hope this helped you.