Prior to the Revolutions of 1848 and during the time of the [[industrial revolution]] (1750s to 1830) various medical advances and diet improvements occurred that decreased death rates in European countries which resulted in large population increases in various European countries.<ref>[https://www.britannica.com/topic/history-of-Europe/Revolution-and-the-growth-of-industrial-society-1789-1914 Revolution and the growth of industrial society, 1789–1914], Britannica</ref><ref>[https://www.thoughtco.com/population-growth-and-movement-industrial-revolution-1221640 Population Growth and Movement in the Industrial Revolution]</ref> | Prior to the Revolutions of 1848 and during the time of the [[industrial revolution]] (1750s to 1830) various medical advances and diet improvements occurred that decreased death rates in European countries which resulted in large population increases in various European countries.<ref>[https://www.britannica.com/topic/history-of-Europe/Revolution-and-the-growth-of-industrial-society-1789-1914 Revolution and the growth of industrial society, 1789–1914], Britannica</ref><ref>[https://www.thoughtco.com/population-growth-and-movement-industrial-revolution-1221640 Population Growth and Movement in the Industrial Revolution]</ref> |