<Table> <Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (December 2015) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (December 2015) (Learn how and when to remove this template message) </Td> </Tr> <P> Europe was wracked by two decades of war revolving around France's efforts to spread its revolutionary ideals, and the opposition of reactionary royalty, led by Britain and Austria . War broke out in 1792 as Austria and Prussia invaded France, but were defeated at the Battle of Valmy (1792). </P> <P> To escape political tensions and save their lives, a number of individuals, mostly men, emigrated from France . Many settled in neighboring countries (chiefly Great Britain, Germany, Austria, and Prussia), and quite a few went to the United States . The presence of these thousands of Frenchmen of varying socioeconomic backgrounds who had just fled a hotbed of revolutionary activity posed a problem for the nations that extended refuge to the migrants . The fear was that they brought with them a plot to disrupt the political order, which did lead to increased regulation and documentation of the influx of immigrants in neighboring countries . Still, most nations such as Britain remained magnanimous and welcomed the French . </P>

Impact of french revolution in france and the world