Who were the members of the “master race”-holocaust

Why was control of the atlantic ocean essential to great britain’s success in world war 2

Which sentence best explains how steam power changed agriculture in england between 1810 and 1850? a. farmers started using steam-powered machines to spray chemical fertilizers and pesticides. b. livestock farmers began using steam-powered machines to milk cattle and shear sheep. c. steam-powered railways transport and sell agricultural produce far from where it was grown. d. steamships to transport large numbers of people from the united states to english farms.

What deadly disease cost many workers their lives before dr. william gorgas found a treatment?