The sioux indian attacks on stagecoach lines.
<span>The causes of the Sand Creek massacre
were rooted in the long conflict for control of the Great Plains of
eastern Colorado. The Fort Laramie Treaty of 1851 guaranteed ownership
of the area north of the Arkansas River to the Nebraska border to the
Cheyenne and Arapahoe -that part was sighted off history.com- </span>
Answer:
Explanation:
10. Es la respuesta A
11. Es la respuesta C
12. Es la respuesta D
13.Es la respuesta B
regalame coronita por favor y suerte en tu tarea
Please give a time frame for this question
but I will still say that the answer is:
<span>The major cause of the growth of the workforce was an increase in immigrants.</span>
Please put more information
i cant answer your question with this info