Answer:
"by seeking international protection for endangered species"
Explanation:
I believe that they used the Oregon Trail
Answer:
War bonds are a means for governments to borrow money in times of war. They are debt securities issued by the government to finance the country's efforts related to the war.
Explanation:
An important duty of the president is "negotiating treaties," since this duty falls to the executive branch, and the president is in charge of this branch (although this specific task is often delegated to the State Department).