Template:Selected anniversaries/April 30: Difference between revisions

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||1961 – K-19, the first Soviet nuclear submarine equipped with nuclear missiles, is commissioned.  
||1961 – K-19, the first Soviet nuclear submarine equipped with nuclear missiles, is commissioned.  
File:Ralph Hartley.jpg|link=Ralph Hartley (nonfiction)|1964:  Electronics researcher and Gnomon algorithm theorist [[Ralph Hartley (nonfiction)|Ralph Hartley]] uses the Hartley oscillator to detect and erase the [[Forbidden Ratio]].


File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate]]: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.
File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate]]: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.

Revision as of 22:13, 29 April 2018