1 May 305 April 30, 2014 Author: Staff Diocletian and Maximian retire from the office of Roman Emperor. Famous Words of Inspiration..."Non-violence leads to the highest ethics, which is the goal of all evolution. Until we stop harming all other living beings, we are still savages." Thomas A. Edison — Click here for more from Thomas A. Edison Related posts: 30 June 1905 18 September 14 2 August 1939 13 April 1111 1 June 193 9 June 68 18 March 37 13 September 54 25 September, 275 4 February 2004 Categories: History Tags: 1 May, 305