The border states were important as a buffer for the union from the confederacy. why was it important that maryland stay in the control of the union? because it was the first state in the union and had patriotic connections for many citizens because the nation's capital in washington dc would have been surrounded by confederate states if maryland had left the union because the union would have lost access to the south for offensive attacks because the number of union and confederate states needed to stay equal for balance of power in congress

The correct answer is B, "Because the nation's capital in Washington DC would have been surrounded by Confederate states if Maryland had left the Union."

according to the map, most industrialization in europe occurred in the northwest.

the production of coal and lignite deposits was profitable throughout western europe.

the building of railroads transport goods throughout europe.

according to the map, the population trend indicates that more people are moving into cities.

northwest

coal and lignite depostis

railroads

cities

i believe that d is the right answer