destroy (someone's) hopes

Translations
разрушить (чьи-то) надежды
The news of the cancellation destroyed their hopes of a reunion.
Новость об отмене разрушила их надежды на воссоединение.
Definitions
To cause someone to lose their optimism or expectations about a positive outcome, often by revealing harsh realities or disappointing news.
Words
hope

noun
надежда
destroy

verb
уничтожать