Happy Nevada Day 2013!! By Marielaina Perrone DDS | October 25, 2013 Happy Nevada Day!! October 25th, 2013 On October 31, 1864 Nevada became the 36th state to enter the union, and the phrase “Battle Born” on the state flag reflects the state’s entry during the American Civil War. It has been celebrated officially since 1939. Posted in Uncategorized and tagged Henderson, Las Vegas, Nevada, united states