@MyHero 17 May 2021 more from that month

Back to Event Post... One Event Version : On This Day - May 17 1897 -> The first successful (modern) submarine created by John Philip Holland was launched in USA. It was named as Holland 6 -> It can run submerged for any considerable distance and combines electric and gasoline engines -> His works (submarines) contribute to military history and changed the course of naval warfare forever TriviaMOTO 101 -> John Philip Holland called as The Father of the Modern Submarine (Image 1) -> John's first occupation in the U.S. was working for an engineering firm -> He built Fenian Ram, a small submarine used by the Irish Fenian Society against the British to help in their long-term goal for a free Ireland. -> John Philip Holland died on August 12m, 1914 in Newark, New Jersey at age of 74 and spending 56 years working in submarines List of submarine designed by John Philip Holland -> Holland 1 : A small unarmed submersible. -> Holland 2 : The Fenian Ram -> Holland 3 : Scaled-down version of the Holland 2 -> Holland 4 : The Zalinski Boat -> Holland 5 : The Plunger -a prototype used to demonstrate the potential for this technology in naval warfare -> Holland 6 : This was the first modern submarine in the US Navy. She was launched in 1897. -> HMS Holland 1 : This was the first modern submarine to be utilized by the Royal Navy. John Philip Holland's Patents -> The screw propeller -> The Submergible -> The submarine machine gun -> Submarine steering apparatus -> Visual indicators -> Auto Dive mechanisms -> Firing valves Videos 1. History of Submarine -> https://www.youtube.com/watch?v=pYGDqVtf5hI 2. John Holland's Fenian Ram -> https://www.youtube.com/watch?v=HSYjb-eZMGM 3. John Philip Holland The Inventor of the Submarine (Documentary) -> https://www.youtube.com/watch?v=wlJhozy9jnY 4. The 9 Oldest Submarines in History Explained -> https://www.youtube.com/watch?v=luxHswqFbKI For more details, check the link below Source and Image Link : https://interestingengineering.com/john-philip-holland-father-modern-submarine