One way in which federalism has evolved from the New Deal to what it has become today is that many of the government programs that were intended to "jumpstart" the economy during the Great Depression--such as the WPA--have shifted into programs like Medicare and Medicaid, which provide federal assistance to people on a regular basis.
Henry David Thoreau is the answer
The allies agreed on a "Europe First" strategy because only Germany had the ability to bomb Britain, fight U.S and British Navies, and B. Seriously threaten to defeat the soviet Union
The Allied than concluded that Germany is a serious long term Threat and should be taken care of as soon as possible
hope this helps