Social
A new type of technology introduced in the early 1900s that was connected to cellular towers making it able to keep families in communication with each other even if they were far away.
What are radios
A major political practice during the 20th century introduced by Karl Marx that was against America's Capitalism and was intended to share all revenue equally.
What is Communism
Race that caused a lot of tension between the US and the Soviet Union, leading them to compete with new technology to see who could get to space faster, from 1950-1980s.
What is the Space Race
This country was responsible for the construction of the Saint Basil Cathedral (seen in the picture below) and is a church for Christians that was built between 1555-1561 and emphasizes architectural styles like onion domes. 
What is Russia
Country that led the Eastern Bloc and developed a centrally planned economy of Communism and was America’s biggest enemy during the Cold War.
What is the Soviet Union
A doctrine proposed in 1947 that was shown globally during the Cold War, presented by Harry S Truman that says the United States will protect anyone external and internal authoritarian force “Communism”
What is the Truman Doctrine
Many battles fought during the Cold War to contain Communism; one example is the “Korean War."
What are Proxy Wars
Race between US and the Soviet Union that caused lots of radioactive environmental pollution from bomb testing and led to new types of weapons being made like submarine missiles and hydrogen bombs, during the Cold War.
What is the Arms Race
This British man introduced the term “Iron Curtain” to describe the dividing line between East and West Germany to separate democratic countries and totalitarian countries.
Who is Winston Churchill
Money used in the Soviet Union during the Cold War to facilitate and maintain control over the economy and keep it from turning into “rubble”.
What is a Ruble
This system was made to segregate black people from living with white people and made it illegal for them to work as sharecroppers, limited the activity of labor unions, and the participation in national government in South Africa, in the late 1940s.
What is Apartheid
A “boundary” introduced by Churchill that separated Europe into two parts of communist and capitalist nations from 1945-1991.
What is the iron curtain
A sexually transmitted disease that was first introduced in 1976, causing many deaths till this day and being incurable.
What is HIV/AIDS
Technological spacecraft during the 1900s that revealed information of earth that could not be gathered any other way, was the main cause for the USA being on the lookout for “Russian spies.”
What are Satellites
This economic system used by the United States where private citizens own the means of production, and prices are determined by the laws of supply and demand.
What is Capitalism
Civil rights leader during the 1900s who was imprisoned for leading the African National Congress in South Africa going against Apartheid and released 27 years leading towards less discrimination among the people ,and later becoming the president of South Africa.
Who is Mandela Nelson
A plan established in 1948 after WWII, where the US wanted to rebuild Europe economically and keep countries from turning to Communism.
What is the Marshall Plan
A line of communication from Usa leader offices to Soviet leader offices set up in 1963 because of the “heated” Cuban Missile Crisis, and its main purpose was to keep the US and the Soviet Union from going to war over false information.
What is the Hot Line
Was the main religion of the Soviet Union during the years 1922-1991 that believed that God sent his one and only son Jesus to covenant to the people of the world.
What is Christian Orthodox
A type of economy that the Soviet Union used to keep the economy from crashing, by controlling the prices and sold products of business during the Cold War in the 1900s
What is a Command Economy
After World War 1 some countries were feeling discriminated against, which led to the plan that each country should select its own form of government and leaders to advocate for greater self-rule and full independence.
What is Self-Determination
A man that led the Salt March and lots of other nonviolent protests in India against the British from 1900-present.
Who is Mahatma Gandhi
A treaty that was signed to ensure the safety of the environment and people from radiation, by banning all nuclear tests above ground, underwater and in space, during the years 1900-present.
What is the Test-Ban Treaty
A Jewish nationalist movement that's goal was to create a Jewish national state in Palestine, where Jewish ancestors used to live, and after wars involving the Six-Day war, and the Yom Kippur War, the movement led to the creation of Israel.
What is The Zionist Movement
An economic reform policy enforced in the Soviet Union during the 1980s that focused on restructuring and reforming economic and political systems, introduced by Mikhail Gorbachev.
What is Perestroika