Methodist
Railroads started in America at this time.
Ireland.
mass starvation
woopdidoo
economics
Ireland
13.5 million
Assuming you mean America, the 1840s due to the potato famine.
Ireland and Germany
The 1840s. The term "Manifest Destiny" was coined by John L. O'Sullivan in a newspaper editorial in 1845, but America's expansion to the west was sparked by the Louisiana Purchase in 1803.After the War of 1812
1840s in Europe and the 1890s in America. This was the square upstanding pianos.