to announce one's candidacy for an election, often formally or publicly

to state or assert something firmly and with conviction

to formally announce or assert that a person or thing possesses a certain quality, status, or identity

to announce or designate a specific amount of money as payable to shareholders or other stakeholders

to officially state or report goods, items, or possessions to customs authorities when entering or leaving a country

to openly state or express one's support or opposition for a particular party or position