The assassination of Archeduke Franz Ferdinand of Austria and misunderstanding in diplomatic communications.
It gives the people the right to be safe and secure in their homes and prevents things such as illegal seizures or entry by government officials or searches without warrants or anything similar that might be considered to be against basic human rights and against the 4th amendment.
One of the beliefs of the Populist party was D. THE NEED FOR COINAGE OF SILVER MONEY.
Populist Party were formed by farmers who were greatly affected by the introduction of the Industrial Revolution.
Farmers sold their crops to middlemen at a price which they believe are not sufficient to augment their daily expenses.
Populist Party wanted the some of following government actions:
1) free coinage of silver
2) graduated income taxes
3) abolition of national banks
4) non-ownership of lands by foreigners
5) plenty of paper money and many more.
The Republican Presidents of the 20's (like Calvin Coolidge and Herbert Hoover) were advocates of the laissez faire ideology. Laissez faire economics is based around the idea that the government should be involved as little as possible in terms of the economy. Instead, this system relies on competition for customers between businesses as a means to regulate their behavior.
These policies partly lead to the Great Depression. However, a lot of the blame can be place on individuals who used reckless spending as a means to buy material objects. However, the governments failure to regulate the stock market helped lead to the Stock Market Crash of 1929. This was one of the major factors behind the beginning of the Great Depression.