Which natural force caused the end of the little ice age?

In ohio in 1872, the cleveland massacre was a)a violent labor dispute at standard oil refineries in cleveland. b)a takeover by standard oil of the refineries in cleveland. c)an attempt to stop standard oil from becoming a monopoly. d)a failed attempt by standard oil to take over other refineries.

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How did the discovery of gold impact american indian territory in the 1870s? a. war broke out among american indian groups when warring chiefs signed new treaties with the government. b. war broke out when white settlers pressured the government to take the land from american indians. c. war broke out when white settlers pressured the government to let american indians keep their land. d. war broke out when white settlers tried to buy land from warring american indian groups.