Final answer:
The Southwest ranchers had conflicts with silver miners over land and water rights.
Step-by-step explanation:
The group that had conflicts with silver miners over land and water rights were the Southwest ranchers. As silver mines were established in the southwest region of the United States, ranchers faced competition for land and water resources. The expansion of silver mining led to disputes and tensions between the miners and ranchers, as they fought for control over these vital resources.
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