The increased migration and increased population that the United States saw during (any) era are examples of "<span>c. demographic and environmental changes," since these have to do mainly with population distribution. </span>
San Juan Hill is the answer
Question- Why did Cicero speak out against Julius Caesar?
Answer- But rule by one person can easily become tyranny." Cicero spoke out against Julius Caesar when Caesar declared himself dictator. Julius Caesar knew if anyone could stop him from taking over the government of Rome it would be Cicero. By then, Caesar had the Roman legion under his control.
Answer:
Castro began increasingly to denounce the United States and to seek support from the communist bloc nations. In the face of rising provocations, the Eisenhower administration at first adopted a policy of patient waiting. During the summer of 1960, however, American policy stiffened. The United States placed a temporary embargo on the purchase of Cuban sugar and urged the 21-nation Organization of American States (OAS) to condemn Cuba's actions. The OAS, while it did not directly criticize the Castro regime on this occasion, did condemn communist interference in the Western Hemisphere.