i have an FRQ

"The United States in the period 1898-1919 failed to recognize that it had vital interest at stake in Europe, where it tried to stay aloof. At the same time, it had few or no such interests in Asia, where it eagerly became involved"

can someone clarify this part "..it had vital interests at stake in Europe, where it tried to stay aloof.".. :confused: i seriously dont have any idea what it is talking about coz i dont see any evidence about it..

help please