i think it was probably the age of conquest because that's when the new kingdom got conquered
While living in New York, Riis experienced poverty and became a police reporter writing about the quality of life in the slums. He attempted to alleviate the bad living conditions of poor people by exposing their living conditions to the middle and upper classes. since he was an immigrant it probably put him into the same shoes as these images, without even having to empathize. its human nature to want better for yourself, and your family and friends, so this is what he hopes to do, and it worked, he sparked a progressive era for the "slums".
When Annabeth was attacked by the Manticore, they both got thrown over a cliff's edge during a skirmish. She was caught by Luke and the General who was known as the person working closely with Kronos. Artemis later explains how she tried to save the people but she couldn't save Annabeth but she urges other gods to help them.
The nationalists were defeated in the civil war in china.