Complex sentence: Recently the Brazilian residents of Americana, now of primarily Italian-descent, have removed the Confederate flag from the city's crest citing the fact that Confederados now make up only 10 percent of the city's population.
Split into simpler sentences: Recently the Brazilian residents of Americana, now of primarily Italian descent, removed the Confederate flag from the city's crest. Their reason was that Confederado descendants make up only 10 percent of the city's population.