Answer:
To make matters worse for wild buffalo, some U.S. government officials actively destroyed bison to defeat their Native American enemies who resisted the takeover of their lands by white settlers. American military commanders ordered troops to kill buffalo to deny Native Americans an important source of food.
Step-by-step explanation:
By the middle of the 19th century, even train passengers were shooting bison for sport. ... To make matters worse for wild buffalo, some U.S. government officials actively destroyed bison to defeat their Native American enemies who resisted the takeover of their lands by white settlers.