Complex sentence: Although its origins can be traced back to the sixteenth century, the bulk of Chicano literature dates from after 1848, when the USA annexed large parts of what had been Mexico in the wake of the Mexican-American War.
Split into simpler sentences: Although its origins can be traced back to the sixteenth century. The bulk of Chicano literature dates from after 1848, when the USA annexed large parts of what had been Mexico in the wake of the Mexican-American War.