How would the u. s be different if those laws weren't passed?

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.

How we’re working women affected after the war

What did the japanese regard as the main purpose of the attack