Steve, all your last several posts indicate your need for detachment.
Read about enmeshment and detachment and Differentiation of self. Three complicated subjects along with boundaries that are not easily fully understood and even harder to master.
Imagine you are dealing with a stranger and how their actions really wouldn't matter. I know she is no stranger and it does matter. But we all need to approach these now strangers with better-developed autonomy.
It helps us heal and hopefully the MR.
M 53 W 54, M since 98 D15, D19 8/2013 discovered EA, W maintained contact with OM until 10/14 7/2/17 W said she wanted S, 7/25/17 moved out of MBR 12/17 W says moving out 5/18, W still in home.