Yes, Brazil had a king who didn't want an outbreak, so he gave up his throne, made Brazil independent and fled back to Portugal.
The people were quite angry at the tzar for bringing them into the war, as well as the war was making food shortages more common, people did not like the decisions the tzar was making and needed some way out, in this case it was communism, which worked for awhile to stabilize he country.
Opium <span>is the fuel that keeps the
countryside of Afghanistan unstable and largely out of the reach of the
elected government.
Those warlords who control the area make money with heroin produced by the
opium and then that money is used to prepare and facilitate the militia causing
the instability and other issues.</span>
B:<span>it was a waterway for farmers and merchants to get their goods to the east coast. this is your answer</span>