He moves with them and is followed by them under a common impulse.

Daniel Boone, that picturesque figure leading the van of the westward movement over the Allegheny Mountains, was born of his frontier environment and found a multitude of his kind in that region of backwoods farms to follow him into the wilderness.

Thomas Jefferson of Virginia, in the Louisiana Purchase, carried out the policy of expansion adumbrated in Governor Spottswood's expedition with the Knights of the Golden Horseshoe over the Blue Ridge in 1712.

Jefferson's daring consummation of the purchase without government authority showed his community of purpose with the majority of the people.

Peter the Great's location of his capital at St.
Petersburg, usually stigmatized as the act of a despot, was made in response to natural conditions offering access to the Baltic nations, just as certainly as ten centuries before similar conditions and identical advantages led the early Russian merchants to build up a town at nearby Novgorod, in easy water connection with the Baltic commerce.[74] [Sidenote: Economic and social effects.] III.