Chart: Where Britain's immigrants originate from | Statista
BBC News - UK migration: What the figures mean
Historical Atlas of Canada Online Learning Project
Migration Statistics Quarterly Report - Office for National Statistics
Immigration to Europe - Wikipedia
Demography of the United Kingdom - Wikipedia
150 years of immigration in Canada
Trends in Migration to the U.S. | PRB
Are There too Many Immigrants in the UK? The Facts and Figures on Immigration
Article: Frequently Requested Statistics on Immigr.. | migrationpolicy.org
Immigration | Gallup Historical Trends
BBC - Mark Easton's UK: The tide has officially turned
Countries with the Highest (and Lowest) Proportion of Immigrants
Born abroad: A look at the Population of the UK - Views of the WorldViews of the World
Migration Statistics Quarterly Report - Office for National Statistics
Where to? - British & Irish immigration, 1840-1914 | NZHistory, New Zealand history online
Large-scale migration into Britain during the Middle to Late Bronze Age | Nature
Chart: Where Britain's immigrants historically come from | Statista
Key findings about U.S. immigrants | Pew Research Center
Trends in Migration to the U.S. | PRB
Europe's ageing societies require immigration to survive – and that means anti-immigration politics is here to stay | British Politics and Policy at LSE
EU Immigration to the UK: A Silent Invasion? | HuffPost UK Politics
Net US Immigration Rate Well within Historical Norm | Mercatus Center