The document summarizes the origins of early immigrants to Singapore from China, India, Southeast Asia, Europe, Sri Lanka, and Arabia. It also describes Sir Stamford Raffles' dissatisfaction with the disorganized settlements upon his return in 1822 and how town planner John Crawfurd implemented a new plan in 1823 that organized the different ethnic groups into commercial, Chinatown, Chulia, European, and Kampong Glam districts along the Singapore River for trade and living.