They failed because nobody cared about the railroad. The railroad had to be a government project with leases to companies but the government was too much involved in the slavery issue that it didn't have time to deal with railroads. That's why railroads boomed after the civil war ended.
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One of the greatest compromises made that allowed the Constitution to be ratified was the inclusion of the Bill of Rights, which the Anti-Federalists insisted on since they didn't want the government to become too powerful.
Here is your answer
The Prussian state power dominated the nation building process in Germany. The key role was played by Otto von Bismarck, its chief minister with the help of Prussian army.
There were three wars over 7 years with Denmark, Austria Hungary and France between 1864 and 1871 which ended in Prussian victory.
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The election of 1860 was one of the most pivotal presidential elections in American history. It pitted Republican nominee Abraham Lincoln against Democratic Party nominee Senator Stephen Douglas, Southern Democratic Party nominee John Breckinridge and Constitutional Union Party nominee John Bell. The main issue of the election was slavery and states’ rights. Lincoln emerged victorious and became the 16th President of the United States during a national crisis that would tear states and families apart and test Lincoln’s leadership and resolve The Civil War
Answer: The Democratic Republican Party and the Federalists
Explanation:
The Federalists wanted a strong federal government whereas the DRP defended states' rights.
They disagreed on central banking, Hamilton(Federalist) wanted to have a federal entity to control the issuing of money(a central bank) which Jefferson(DRP) strongly opposed since the power of the bankers to control monetary creation would endanger individual liberties.
They disagreed on their interpretation of the Constitution, someone like Marshall (Chief Justice of the USA, 1800-1835) defended a loose interpretation of the Constitution whereas Jefferson stood for a strict interpretation of the Constitution.