SOMEONE HELP
Is racism a matter of opinion!?? If so give an explanation??

After world war one, how did the allied countries hope to keep germany from becoming too powerful again?

Why did roosevelt support a “europe first” strategy even though it had been japan that had first attacked the united states?

Which of these innovations led to increased production in american factories in the early 1800s? a. the use of interchangeable parts b. the construction of canals c. the invention of the mechanical reaper d. the availability of electricity