A state's legislature can nullify its own laws.
A state cannot nullify a federal law, as the Constitution shall be "the supreme law of the land".
True
True.
b. state government could nullify any federal law.
This doctrine taught that any state could nullify a law of the United States that was contrary to the Constitution as they understood it.
No. The US Supreme Court can nullify a challenged state law if it conflicts with the federal Constitution.
The term null and void means that a state deems a law unconstitutional and chooses not to follow it.
When I see you my love. You nullify my brain.
That the individual State or States could not nullify a Federal Law or act in opposition to the US Constitution.
The term null and void means that a state deems a law unconstitutional and chooses not to follow it.
In the Constitution, it states that Federal law was supreme over State law. Therefore, the power for a state to nullify a federal law would go against the Constitution.
The Supreme Court can nullify an Act of Congress. They would have to say that it specifically contridicted the Constitution. The President could affect a law by refusing to enforce it.
Historically, the term for such an action was "nullification." States do not have this power under the US Constitution, even though some politicians thought the states did. The US Civil War ended any idea that a state could nullify a federal law it did not like.