How Many Countries Were There In 1800?
How Many Countries Were There In 1800? Country/Territory Population c. 1800 Percentage of World Population World 978,000,000 – Kingdom of Naples and Sicily show subdivisions 6,700,000 0.7% Persia 6,000,000 0.6% United States of America 5,308,483 0.5% What countries were there in 1900? Rank Country/Territory Population c. 1900 estimate — World 1,700,000,000 1 Qing China 400,000,000