5 March 1970 March 4, 2022 Author: Staff The Treaty on the Non-Proliferation of Nuclear Weapons goes into effect after ratification by 43 nations. Famous Words of Inspiration..."You cannot control what happens to you, but you can control your attitude toward what happens to you, and in that, you will be mastering change rather than allowing it to master you." Brian Tracy — Click here for more from Brian Tracy Related posts: 5 March 1970 5 March 1970 26 February 1935 26 February 1935 26 February 1935 4 November 1970 30 January 1933 22 April 1998 4 March 1970 4 March 1970 Categories: History Tags: 1970, 5 March