When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Author: Jonathan Perry: Jonathan Perry is a respected historian known for his expertise in world history. In "Sources for Patterns of World History," Perry brings together a curated collection of primary sources that enrich the study of global historical patterns.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.