Fragen über die Beispielsätze mit, und die Definition und Benutzung von "Unification"

A:

He supports reunification of North and South Korea but he's concerned that integration will be difficult after 70 years of separation.

Fewer and fewer young people feel strongly about the possible reunification of North and South.

She questions the idea of a peaceful reunification of North and South so long as North Korea pursues its nuclear weapons program.

A: unify = make into one (thing)

unitise = make into units (separate things)

They are kind of opposites.

A: × What do you think of The unification of Korea?
✓ What do you think of the unification of Korea?

Good! Also good is "...think about the unification of Korea?"

A: The need for practical unification in South Korea has been increasing in the recent years. Supporters think that both nations should be united into one power state that functions together both politically and economically. Supporters also believe that unification could solve social issues such as unemployment.

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A: We are hoping the unification of South and North Korea, but we all know that it isn’t a simple thing. In my opinion, we need to prepare many things for the unification.

(That edit is using your words)