This is the 284th most frequent Ukrainian word.
заявили
"Заявили" means "stated" or "declared" in English.
In this sentence, "заявили" is used to mean 'declared' or 'announced,' indicating that someone has expressed their intentions or stance.
Вони заявили про свою готовність допомагати.
They announced their readiness to help.
Here, "заявили" means 'introduced' or 'officially announced,' used formally in relation to rules or guidelines.
Організатори заявили нові правила для участі в конкурсі.
The organizers announced new rules for participating in the competition.
In this context, "заявили" means 'filed' or 'submitted,' describing the act of officially lodging a complaint or claim.