The intelligence was leaked so that the world would know that the invasion was pre-planned by Russia, rather than some organic response to some act by Ukraine.

The intelligence was leaked so that the world would know that the invasion was pre-planned by Russia, rather than some organic response to some act by Ukraine. And I think it was very successful at that. Historically when something like this happened, it was always hard to understand who really started a violent confrontation. In this case, the US has been successful at showing that the invasion was pre-meditated.