How can WWI be considered a total war?

What is walt whitman's poem "when i heard the learn'd astronomer about?

Is trump a good or bad president support your answer

Which of the following was not an effect of westward expansion? a. native american tribes suffered confinement on reservations. b. native americans learned new techniques of irrigation. c. many native americans died from the spread of disease. d. natural resources were depleted from misuse by white settlers.