夫の死後

after her husband's death

→ 夫
phrase Rare #30,010
after her husband's death 夫 means “husband,” and 死後 means “after death.” The possessive pronoun depends on context, so it can also mean “after my husband's death” or “after his husband's death.”
JA: 夫の死後、彼女は故郷に戻った。
EN: After her husband's death, she returned to her hometown.

夫の死後彼女が事業を引き継いだ

She took over the business after her husband died.

スミス夫人は夫の死後しっかりがんばっている

Mrs. Smith has been holding up well since her husband’s death.

夫の死後なぜ追放されなかった

Why wasn't she exiled after her husband died?

— तुम्बाड (2018)

夫の死後ずっと彼女は一人暮らし

She has lived alone ever since her husband died.

夫の死後私はゾンビのようにふらふら歩き回っていた

After my husband died, I wandered around like a zombie.

夫の死後彼女は一人で二人の子供を育てた

After her husband died, she raised two children on her own.