On March 1, 1954, the Castle Bravo hydrogen bomb test was conducted at Bikini Atoll. The explosion yield of 15 Megatonnes of Tnt making it the most powerful nuclear weapon detonated by
Castle Bravo - Wikipedia
File:Castle Bravo (black and white).jpg - Wikimedia Commons
Castle Bravo - Wikipedia
File:Castle Bravo Declassified Film 46th second.png - Wikimedia Commons
Castle Bravo - Wikipedia
On March 1, 1954, Castle Bravo Explodes with 2.5 more force than expected, generating 15 MT of energy and irradiating Bikini Atoll with dangerous levels of fallout : r/shockwaveporn