Which sentence best explains the effect of the pax mongolica on regions under mongol control? a)warfare between rival mingol tribes increasedb) trade decreased as the routes became unsafe for merchantsc)mongol influence began to decline as their military power weakenedd)new ideas and goods were spread through increased trade

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.