Why don’t you do some real work for a change?
I gave you the chronological reference point, go look it up.
Stop acting smart by playing stupid.
So, you don’t know what you were talking about and can’t explain it.
Since I have to guess, I will point out that the US never changed its mind about using cluster bombs against civilians because when President Trump changed our policy on CBs it wasn’t about Syria and the Russians using them against civilians there.