Announce (verb)

1. Make a formal public statement about.
2. Give notice of; make known in advance.
3. Cause (something) to be known publicly.

Origin:

Late middle english: from old french anoncier, from latin annuntiare, based on ad- "to" + nuntiare "make known".

Examples:

1. The company announced a profit increase of 20%.
2. He announced his engagement to his family.
3. The government announced a new policy on immigration.
4. She announced her candidacy for the office.
5. The band announced a tour for next year.