Spanish influence and on the variouse issue regarding expansion By junior22 Dec 6, 1830 expansion and slavery drove the sections apart Dec 6, 1840 Major rise in immagration to the United States Dec 6, 1844 Ethnic and religious riot erupt in the United States Dec 6, 1845 Irish Potato Famine causes surge of immigration to the United States Dec 6, 1845 The North-Sout split in Methodist and Baptis churches Dec 6, 1848 Failed German Revolution causes surge of immigration to the united states Dec 6, 2010 Expantion of Renwel Fuel Standards Dec 6, 2010 NATO Expansion and Russia Dec 6, 2010 Business Expantions Dec 6, 2010 Pac-10 expansion: The latest on the division split and scheduling issues