In most of their conquests, the Mongols allowed their enemies to . A. Take a running start

B. Warn neighboring villages

C. Surrender before battle

D. Negotiate after battle

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.