I mention war because the History Channel had First Invasion: The War of 1812 on and I really enjoy it. Lots of Hey I never knew that! stuff. So even though no battle is mentioned for today, it's still cool to mention.
Oliver Wendell Holmes, Sr., American physician and writer was born August 29, 1809. He was known as one of the fireside poets and coined several words and phrases such as Boston Brahmins and anaesthesia.
Henry Bergh, founder of American Society for the Prevention of Cruelty to Animals was born August 29, 1811. He was part of the American diplomatic position to Russia under President Lincoln and it was there he witness such cruelty to animals he apparently resigned from his position and returned to America, with a stop in London to speak with the Earl of Harrowby, president of England's Royal Society for the Prevention of Cruelty to Animals, founded in 1840.