On This Date - Video - myinboxnews.comon this date in history sir isaac newton published principia book of calculus that explained the laws of motion and gravity, jean cocteau was born in 1889, pt barnum of barnum and baileys circus was born in 1810, william faulkner died in 1962, salvation army was founded in 1865, hormel created spam sales began in 1937, 1811 venezuela declared independence from spain, on this date in history july 5, - www.myinboxnews.com