How did anglo-saxonism foster american imperialism?

Americans has deep roots in their Anglo-Saxon heritage.  From their westward expansion to the Spanish American War, they always believe that it was their destiny to move forward and to spread their heritage in the process.  This belief was again evident when they acquired new territories such as the Guam, the Philippines and Puerto Rico after the Spanish-American War.  

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.