What was invented during the high middle ages?

Which of the following could be described as a conservative reaction against the ideas of the jazz age

Why did european nations face financial challenges after world war 1?

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