What were some issues Europeans faced during imperialism ?

Answer 1

http://www.google.com/#q=issues+Europeans+faced+during+imperialism

Answer 2

Read lots. We'll be glad to check your thoughts once you've read about the issues:

http://www.bing.com/search?q=european+imperialism+-+problems&form=EDGNTC&qs=PF&cvid=bd0ea075eea84d70a763c96eb568b435&pq=european%20imperialism%20-%20problems