Answer:
Canada's entry into the Cold War came with the disclosure in 1946 of a spy ring led by Igor Gouzenko. Involvement in NATO and support for the UN led Canada to be an active participant in the Korean War in 1949. In 1949, the Soviet Union detonated its first atomic bomb, and the age of superpowers was launched.
The members of Dadaist Artistic movement felt that the logic and reason behind capitalist society led to WWI. This belief they felt had led to irrationality and chaos in the society which eventually led to the war.
The United States adopted quite couple of Jefferson’s ideas.
One being his ideas on the Declaration of Independence; he felt it should be referenced and changed with every generation to keep up with the ever-changing needs of newer generations. This impacts our present day, and is why we have the Census every 10 years.
The second being The Ward System. The Ward System was created by Jefferson, and provided free school, the scholarship system, police, militia, and more. These are still implemented present day.
This is about the extent of my Jefferson history knowledge, hopefully this is enough to help you out!! (I am taking a Political Science class and learned this from it. All real information!)
The rift valleys. its the continental plates moving apart