In Canada - not sure what it is there - there's a thing called "the rule of 65" - where if age plus years together are greater than 65 then there is indefinite spousal support, especially for a SAHM.
I was fortunate to negotiate a sunset clause on my spousal support.
On BD H52, W50 T27, M26 S21, D23 BD-9-Mar-16 D-15-Jan-18 Final-19-Apr-18 I am a storyteller. The story may do you no good. But a story is never for the listener. It is always for the one who tells