What caused crop failure during the Reconstruction Era?

Explain urbanization and industrialization enabled the dramatic change in american culture?

Why did roosevelt support a europe first strategy even though it had been japan that had first attacked the us

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