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potato blight - phytophtera infestans

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What caused over 15 million Irish to immigrate to the US in the 1850s?

They famine caused many people to emigrate to the USA, but that was mainly in the 1840s and far less than 15 million. The entire population of Ireland prior to the famine was only about 8 million, many of whom died or emigrated to countries other than the USA or survived and stayed in Ireland.


How many people live in Ireland?

The population of Ireland is estimated to be around 6.2 million, with around 4.5 million living in the Republic of Ireland, and slightly fewer than 1.8 million living in Northern Ireland.


How many people drive cars in Ireland?

50 million


What happened in Ireland that forced millions of Irish to immigrants to the u.s.?

During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.During the the second half of the 1840s there was a famine in Ireland, which caused lots of people to leave Ireland, with many of those going to the USA. Since that time other things have caused people to go at different times, mainly economic problems resulting in people finding it hard to get jobs in Ireland.


Which decade saw the greatest number of emigrants from Ireland?

During the Great Famine of the 1880s the population of Ireland was halved from 8 million to 4 million. 2 million people died from starvation and disease (the plague) and 2 million emmigrated, mostly to England and America. 1845 or 'Black 45' saw the greatest number of deaths, though emmigration continued on long after this date.

Related Questions

What caused the population of Ireland to fall by two million in just a decade?

the great potato famine killed one million people and a million emigrated from Ireland from 1845-1852. losing 20-25 percent of its population


Why did thousands of people come to the United states from Ireland in the 1800s?

A disease in the potato crop caused enormous famine and disease.


What are the statistics of people getting into a car accident caused by heart disease?

one in a million


Are there more sheep or people in Ireland?

Ireland has more people than sheep. It is estimated that there are approximately 3.48 million sheep, and 4.589 million people in Ireland.


Is there 2107000 people in Ireland?

There is approximately 4 and a half million people in Ireland


What was the population in 1942 in Ireland?

In 1942, the population of Ireland was 2.96 million people. Ireland has a current population of 4.68 million people, and a life expectancy of 80.7 years.


What caused over 15 million Irish to immigrate to the US in the 1850s?

They famine caused many people to emigrate to the USA, but that was mainly in the 1840s and far less than 15 million. The entire population of Ireland prior to the famine was only about 8 million, many of whom died or emigrated to countries other than the USA or survived and stayed in Ireland.


Chagas disease is caused by the kissing bug?

chagas disease is caused by the kissing bug it is an infection caused by the parasite trypanosoma cruzi. world wide is estimated that 16 - 18 million people get infected and 50,000 of them die each year. hope this helped


How many people live in Ireland?

The population of Ireland is estimated to be around 6.2 million, with around 4.5 million living in the Republic of Ireland, and slightly fewer than 1.8 million living in Northern Ireland.


What prompted the massive migration of Irish to the US in the 1940s?

It was in the 1840s, not 1940s- and the motive was hunger. A major food crop in Ireland was the potato. A plant disease killed the potato plants for 5 years. More than a million people starved, and another million left Ireland.


Why Does Ireland have so many people?

It doesn't. 6.2 million isn't that much. For Ireland to be the same population density as Britain it would need 22 million people.


Are there tons of people in Ireland?

That depends on what is meant by "Tons of people". Ireland is not a densely populated country. There are over 4.5 million people in Ireland. Parts of Ireland are not highly populated, particularly the rural areas of the west of Ireland.