D, The USSR used many Eastern European countries acquired from the end of WWII as sattelite countries, The USSR spread communism in places such as North Korea and China and the Marshall Plan saw to give aid to many of the countries affected by WWII in a Capitalist way which caused tensions with the USSR
Answer:social and economic changes that mark the transition from a stable agricultural and commercial society to a modern industrial society relying on complex machinery rather than tools.
It was the CSS Virginia that was the Confederacy's first ironclad vessel, built on the hull of the Union ship, USS Merrimack, although it turned out to not be terribly useful in wartime.