Chairman of the Joint Chiefs of Staff Mike Mullen took to Twitter to wish is branch of the military --the Navy -- a happy 234th birthday.

Mullen tweeted this morning:

234 years as a force for good. Happy Bday Shipmates! Thx 2 all U.S. Navy Sailors!

Here are some excerpts from Mullen's birthday speech linked in the tweet:

On October 13, 1775, the Continental Congress met in Philadelphia and passed legislation creating what would become the United States Navy. America celebrates this day every year, marking the service, sacrifice and devotion to duty of our Sailors around the globe...

On behalf of the Joint Chiefs of Staff, I congratulate you and your families on 234 years of proud Navy service. Your rich heritage, combat readiness, and relentless tenacity make us very proud of you all.

Bravo Zulu and Happy Birthday, Shipmates!

Photo: One of the country's most renowned Naval vessels, the U.S.S. Constitution "Old Ironsides":