Answer:
Bisbee, Arizona
Step-by-step explanation:
Based on the information provided within the question it can be said that the location that is being described is Bisbee, Arizona. This was a town in the United States of America that was where a huge copper mine is located and where the miners worked during the 1880's. This is also acquired by Phelps Dodge in 1885. Thus making them the ones who decided whether to make the changes or not.