Between 1500 and 1800 what was the main reasons europeans did not enter the interior of africa

In his speech how does kennedy build his claim that the united states will defend freedom in its hour of maximum emergency? a. by arguing that the u. s. must enforce international law across the world since the united states is the lone superpower in the worldb. by demonstrating that the poverty which many people suffer from is an obstacle to true freedom  c. by stating that the u. s. will play an active role in fighting groups that are opposed to freedom, and by supporting groups that are fighting for freedom  d. by demanding that the adversaries of the united states be more willing to negotiate, or else there will be war

American reaction to the 9/11 tragedy can be characterized as patriotism. a. true b. false

Which describes a contribution from classical rome to modern western civilization? a. international gathering to celebrate sporting achievement b. written constitution based on natural rights c. large infrastructure projects to benefit the public d. direct election of the ruler by all residents of the empire