It would be absolutely false to say that the National Environmental Policy Act was established in 1965. The correct option among the two options given in the question is option "b". The National Environmental Policy Act was established on 1st of January in the year 1970. It is actually an environmental law prevalent in the United States of America.
I think it Imports goods and services that a nation buys from other nations.
Legal system. I think it's legal system
The Constitution provides that anamendment may be proposed either by the Congress with a two-thirds majority vote in both the House of Representatives and the Senate or by a constitutional convention called for by two-thirds of the State legislatures.
You didn't list anything, however, here are a few things that the tensions directly led to:
-The Space Race
- NATO was formed
- Warsaw Pact
- Proxy Wars
- Fighting against communism [Korea and Vietnam]
Hope this helps!