“In review” or “under review”

Question

What is the difference between the year in review and the year under review?

Answer 1

One uses in review when the purpose is simply to recollect or remember events.

One uses under review when the purpose is to critically scrutinize events- for example to find fault or establish innocence.

Answer 2

In review is going through the past in a flash. Under review is to assess something.

European crisis under review. this means assessing European crisis

Last year in review. This means reviewing the major things that happened in the course of last year.