The year 1916 - that city is Baton Rouge
On May 10, 1869, at Promontory Point, Utah, workers drove a spike that linked two rail lines, one snaking from the East, the other from California, completing America's first transcontinental railroad. This event helped launch an era of economic development that would transform a Jeffersonian society of yeoman farmers into an industrial powerhouse.
This is too many questions to be answered
Detachment is the release of soil aggregates, aggregate fragments, or primary particles from the soil surface as a consequence of energy input, usually from droplet impact or shear from runoff flow.