There were four main causes of World War I. Militarism, alliances, imperialism and nationalism.<span> The first world war was a result of these four causes, but it was triggered by the assassination of the Austrian archduke Franz Ferdinand and his wife</span>
It's the bottom one, the establishment of the Supreme Court.
King George refused to approve laws that would establish judiciary powers which is the power of of a court to do what courts do (settle controversies, pronounce judgements etc) which in turn took away certain rights of the people so that is why the Supreme Court was established to give and assure people those denied rights.
FDR believed in a "hands on" approach to help solve the Great Depression. He favored federal government activity and the New Deal enacted laws that influenced society on a daily basis on the part of the federal government. Hoover believed in a balanced budget and not pumping government money into the economy.
<span>1. If my memory serves me well there were in about 350 000 African Americans who served in World War I. The huge part of them served as support troops. Only some of them fought alongside French army. According to this, the most suitable answer is: D. They served mostly in noncombad roles.
2. The Selective Service is the independent agency in the US which is used to maintain the information about those who is military conscripted. The Selective Service was designed to institute a draft to increase the number of men in the military. They provide all the names who registered to a military conscription to JARMS.</span>
To stop the spread of communist after World War II, the United States established a policy known as the Truman Doctrine.