Features Today in History for 7-5 Today is Monday, July 5, the 186th day of 2021. There are 179 days left in the year. by Associated Press Jul. 4 2021 @ 10:44pm Today is Monday, July 5, the 186th day of 2021. There are 179 days left in the year. Today's Highlight in History: On July 5, 1971, President Richard Nixon certified the 26th Amendment to the U.S. Constitution, which lowered the minimum voting age from 21 to 18. On this date: - In 1687, Isaac Newton first published his Principia Mathematica, a three-volume work setting out his mathematical principles of natural philosophy. - In 1811, Venezuela became the first South American country to declare independence from Spain.