What factor is most likely responsible for the spike in Europe's population that took place from about 1800 to 1950?

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industrialization
fewer wars
increase in teenage pregnancies
lower than usual summer temperatures

Which were the most important issues during the presidential election of 2008? economic downturn and environmental protection two overseas wars and economic downturn two overseas wars and campaign spending environmental protection and campaign spending

In japan, the had nearly total power, but he was also assisted by

The chinese exclusion act was the first significant law restricting immigration into the united states. why do you think the us government singled out chinese immigrants in particular for exclusion?