Who trained colonial troops at valley forge? benjamin rush baron von steuben john burgoyne thomas gage

Baron von Steuben was a prussian military officer who helped at the valley forge

Ifound this on google “the existence of agglomeration economies is central to the explanation of how cities increase in size and population, which places the phenomenon on a larger scale. the concentration of economic activity in cities is one reason for their development and growth.” i hope this you for what your looking for.