заявлять in inglese:

I have nothing to declare.

I advised the shy young man to declare his love for the beautiful girl.

Sarah was declared the winner.

As a disinterested third-party, I can declare that she secretly loves him.

I hereby declare the opening of the Olympic Games.

I must needs do him that justice to declare, that I never observed in him but an abhorrence to all base things.

Well, I declare!

I declare this supermarket open.

The judges could see no clear winner in the match and decided to declare it a draw.

[+ that] Scientists have declared that this meat is safe to eat. I'm afraid someone will declare a war on our country. (Boję się, że ktoś wypowie naszemu krajowi wojnę.)

You should not declare what you will and will not eat.

The government declared war on the revolutionaries.

He declared that he had never enjoyed himself so much in all his life.

In what situations can people or companies declare bankruptcy?

Monica wants to be legally declared an adult.