How can a private citizen declare war on an entire kingdom?

Recently, in a survey, citizens declared that public education and transport (particular companies, although heavily subsidized) as the strongest points of the city.

About 25% of all senior citizens declare bankruptcy due to medical expenses, and 43% are forced to mortgage or sell their primary residence.

In many states, citizens registering to vote may declare an affiliation with a political party.

In their second appearance, they decided to take over the Earth after citizens had declared world peace, but ultimately failed.

At the census, every citizen could only declare one nationality.

Hungarian citizens will declare their residency to the local administration while foreigners will register in the immigration office.

The little citizen, not to be outdone, declared her to be a celestial witness.

At the census, citizens could declare only one nationality.

Around 580,000 citizens declared themselves as Serbs.