Emigration had a [[profound]] influence on the world in the 18th, 19th, and 20th centuries, when millions of [[poor]] [[families]] left Europe for the United States, Canada, Brazil, Argentina, the rest of Latin America, Australia, and New Zealand. | Emigration had a [[profound]] influence on the world in the 18th, 19th, and 20th centuries, when millions of [[poor]] [[families]] left Europe for the United States, Canada, Brazil, Argentina, the rest of Latin America, Australia, and New Zealand. |