Italy and germany were able to unify in a big part because of

d. hip hop

it was originated in the 70s while the harlem renaissance occured in the 1920s

du boi was considered a radical because he wanted the immediate end for segregation. the biggest different between him and booker t. washington is that, even though washington believed that segregation should be considered illegal, he did not believe at all that a law was needed to keep blacks away from whites and that this would be something natural (to have the races apart) for a long time until society adjusted, while du boi believe that agitation was the only way to end segregation.

mprove the economic conditions for farmers

you can't, there's no way sorry