What was the progressive position on racial segregation

Which progressive reform was least related to the causes and effects of world war i? o legislation limiting the use of child labor o establishing 8-hour workdays for railroad workers o reducing tariffs on imported goods o expanding women's rights and the right to vote

Other in the u. s. supreme court, all federal courts were established bya. the constitutionb. congressc. presidential executive orderd. the states

Where did the deafeted chinese nationalist flee to and form a new nation?