<span>Both the Greenback and Populist parties are Economic Protest parties. The Greenback party (1874-1889) was anti-monopoly, former agrarian party that attempted a farmer-labor coalition and the Populist Party (1887-1908) which was hostile toward the elite, banks, railroads and promoted a radical agrarian ideology.
</span>They were considered left wing protest groups. They did not like the way the other two parties were going so they started up their own. <span>They are considered to be those that broke away from the two major political parties.</span>
The level of immigration between 1930 and 1945 is most directly related to the Great Depression and World War ll. Due to the poor economy with little opportunity for better living standards, very few people were willing to immigrate to the USA.
Several Governments limited civil and individuals rights such as freedom of press and speech.
The US specifically created internment
camps for Japanese and Japanese descent citizens and subjected them to detention and seizure of property without due process.
It is also against war morality principles to bomb civilians as it happened with the atomic bombing of Hiroshima and Nagasaki.