What was the main idea of ecological imperialism

Ecological imperialism is the theory, advanced first by Alfred Crosby, that European settlers were successful in colonization of other regions because of their accidental or deliberate introduction of animals, plants, and disease leading to major shifts in the ecology of the colonized areas and to population collapses

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939