Answer:
On this day in 1814, during the War of 1812 between the United States and England, British troops enter Washington, D.C. and burn the White House in retaliation for the American attack on the city of York in Ontario, Canada, in June 1812.
The name for this idea is "Domino Effect" - this is a theory that says that if one country falls to Communism the neighboring countries would also fall to Communism, much like pieces of Dominos fall when a neighboring piece fell.
This theory was important in the Foreign politics of the US during the cold war.
Answer: Rasputin's Influence
Explanation: After he was blamed for Russia's military losses during WWI, the tsar's popularity continued to fall because of Rasputin's Influence.
The correct answer is A) the president is one person and can act quickly and decisively