What led to the Second Opium War?
I need this ASAP plz

15 points to the "charlemagne" section, what were the two policies that charlemagne implemented when he took the throne? what was the result of the policies and how did it impact his warriors?

What were the purposes of salt? check all of the boxes that apply. -to achieve peace -to protect the security of the united states -to form an alliance against communist nations - to stop the nuclear arms race - to give the united states an advantage over the soviet union

What role did mazzini play in italian unification? a.) he dreamed of a united italy and took the first steps to achieving it. b.) he conquered the southern part of italy, including sicily. c.) he was the first leader of a united italy. d.) he was assassinated by the french government, making him a martyr.