What were some of the natural resources that attacked europeans to africa in the 1800s ?

What led to the environmental damage that caused the dust bowl? 1. desert winds emerging from the southwest 2. rotating crops every year and having fallow land 3.overplanting throughout the great plains 4.a year-long drought

Business and industries in the 1920's most closely followed the buying demands of a) the government b)farmers c)consumers d)manufactures

Describe some effects of the rise of communism in the soviet union?