How were the "new" immigrants that arrived in america in the late 1800s different from earlier waves of immigrants?

The music of the baroque period is the first to be among the musical pieces that people today are generally familiar with

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

Which communities brought about the rise of the first politician? a.anthropological b.neolithic c.hominids d.geologist