Flying into Washington, DC. There are three major airports in the Washington, DC region: Ronald Reagan Washington National Airport (airport code: DCA), Washington Dulles International Airport (airport code: IAD) and Baltimore/Washington International Thurgood Marshall Airport (airport code: BWI).
The warnings that Washington gave in his farewell speech include  sectionalism, being entangled in other nations' affairs, and not to  disregard the Constitution. In his Farewell Address, George Washington warned the American people against foreign alliances and encouraged continued neutrality. Washington also warned Americans to stay oâ¦ut of foreign wars and affairs.
Lewis left Philadelphia on June 1 and traveled to Washington, D.C. to meet with President Jefferson and make final arrangements for his journey to the Pacific. These included writing a long letter on June 19 to an old friend, William Clark, asking him to be a co-leader of the expedition and to recruit men in his area.