Jurisdiction is the extent to which you have power to make legal decisions. For example, the jurisdiction of a parent is with their own children (not with the children of someone else). This means that a parent cannot ground another parent's child.
As the Cold War unfolded in the decade and a half after World War II, the United States experienced phenomenal economic growth. The war brought the return of prosperity, and in the postwar period the United States consolidated its position as the world's richest country.
At the start of World War I, European powers held vast colonies in India, Africa, and Asia. Colonies they frequently controlled with military force. Troops were often made up of local soldiers, who were sometimes used to fight against their own countrymen, but rarely against white men, and never in Europe.
I hope I could be of assistance let me know if you need help with anything else