Why were workers treated so unfairly during the period of 1900’s?

Draw conclusions  why might a cause like italian unification successfully draw people of very different backgrounds together?  

The main reason that the royal society of london developed the modern form of peer review was to: award grant funding. decide on promotions for researchers. streamline the publication of conference proceedings. control the quality of published papers.

Discuss the main ideas of eugenics, and explain why it is no longer a prominent belief in the united states.