The interaction between a master and slave envolved into

What triumphs did the late 19th century witness in the realms of industrial growth, urbanization, and technological innovation? what challenges did these developments pose for urban dwellers, workers, and recent immigrants? how did city officials and everyday citizens respond to these challenges?

The largest lake in south america is lake titicaca?

In an economic downturn, what can happen in countries that depend on high taxes to fund social programs?