Meaning any indication of the future (especially favorable) is from 1650s; earlier (1630s) in extended sense of benevolent influence of greater power, influence exerted on behalf of someone or something, originally in expression under the auspices of.
The King of Prussia Mall is located in the community of King of Prussia in Upper Merion Township, Montgomery County, Pennsylvania, 20 miles (32 km) northwest of Philadelphia.
Closest Airport to King of Prussia, PA. The closest airport is Philadelphia International Airport (PHL). Distance from Philadelphia International Airport to King of Prussia is 27,6 kilometers (17,1 miles).