Answer Wiki. Wikipedia has a fairly good summary - Modern art - defining it broadly as art from much of the second half of the 19th century through nearly 3/4 of the 20th. There's also a piece on Modernism in the arts from the mid-19th century through the present.
Another major difference that can be seen between Cajun and Creole is in their foods. The food of Creole is Afro-European with some French flair. On the other hand, Cajun foods have a French influence. One can also see that the two sects of people practise and love different music.
An example of creole used as an adjective is creole culture, a description for something related to the culture of French descendants in Louisiana. noun Creole is defined as a person who is descended from blacks and Europeans such as Spaniards and Portuguese who settled the Gulf States, or white descendants of French settlers in Louisiana. A Creole is a white descendant of French settlers who is living in Louisiana.