During the scientific revolution, how did scientists begin to prove their idea

How would lincoln's assassination change the direction of reconstruction? the radicals used this opportunity to take control of the plans. the south refused to cooperate with any plans after lincoln his death would put an end to all reconstruction plans. lincoln was too weak to carry out his plan and now it could be carried out.

Which of the following factors would be a likely reason for low population density

How did the united states obtained the purchase of floridia to extand its frontiers to the pacific ocean