Original: In the wake of the musical invasion into the United Kingdom of American grunge bands , new British groups such as Suede and Blur launched the movement by positioning themselves as opposing musical forces , referencing British guitar music of the past and writing about uniquely British topics and concerns .
Simplified: This kind of music began as a reaction against some trends , or styles , in the late 1980s and early 1990s , such as grunge from the United States .