There was this movie about a war veteran..
who fought a war..
after years back his home his wife presumed him dead..
but later on she finds out he’s not dead and she visits the country to see he’s alive and have another family?
what movie is this..
“Welcome Home”(1989)
https://en.wikipedia.org/wiki/Welcome_Home_(1989_film)
Trailer: https://www.youtube.com/watch?v=ORy8VtH5lWw
Your description reminded me of “A Very Long Engagement” (2004)
Plot: Tells the story of a young woman’s relentless search for her fiancé, who has disappeared from the trenches of the Somme during World War One.