Who was the portuguese soldier and explorer who sailed to greenland in 1500?

Which action by the us war department angered chief red cloud to the point that he refused to sign the treaty of fort laramie ? a) the killing of buffalo by the united states troops b) the appointment of troops to the powder river basin c) the burning of parts of the powder river basin d) the murder of chief red cloud’s wife

Which of the follow modern activities would only have been possible after the neolithic revolution

Describe the geography of the nile valley . how did this geography affect civilizations that emerged in the nile valley