Context: European cultural ideas and institutions began to follow colonial expansion into other parts of the world. There was also a rise, especially toward the end of the era, of nationalism in music (echoing, in some cases, political sentiments of the time), as composers such as Edvard Grieg, Nikolai Rimsky-Korsakov, and Antonín Dvořák echoed traditional music of their homelands in their compositions.

Question: What did European cultural ideas follow?
Answer: colonial expansion

Question: What type of music rose toward the end of the era?
Answer: nationalism

Question: What did nationalism in music sometime echo?
Answer: political sentiments of the time

Question: Edvard Grieg and Antonin Dvorak used what kind of music in their compositions?
Answer: traditional music of their homelands