This document summarizes trends in urbanization and the rise of major cities around the world from the 1800s to today. It discusses the growth of New York, other US cities, and cities globally like Paris, Sao Paulo, Shanghai, and Dubai. It also outlines the westward expansion and settlement of the US, including the forced relocation of Native Americans, and periods of immigration and racial tensions. Finally, it discusses the rise of "knowledge cities" and global hubs of innovation and economic activity like London, New York, and cities in Asia, noting they now account for a large share of the world's economy.