<a href="https://en.wikipedia.org/wiki/1970_Bhola_cyclone" id="mw4w" rel="mw:WikiLink" title="1970 Bhola cyclone">Bhola cyclone</a>: A <span about="#mwt77" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"150"},"2":{"wt":"mph"},"3":{"wt":"km/h"},"order":{"wt":"flip"},"adj":{"wt":"on"},"abbr":{"wt":"on"}},"i":0}}]}' id="mw5A" typeof="mw:Transclusion">240</span><span about="#mwt77" typeof="mw:Entity"> </span><span about="#mwt77">km/h (150</span><span about="#mwt77" typeof="mw:Entity"> </span><span about="#mwt77">mph)</span> <a href="https://en.wikipedia.org/wiki/Tropical_cyclone" id="mw5Q" rel="mw:WikiLink" title="Tropical cyclone">tropical cyclone</a> hits the densely populated <a href="https://en.wikipedia.org/wiki/Ganges_Delta" id="mw5g" rel="mw:WikiLink" title="Ganges Delta">Ganges Delta</a> region of <a href="https://en.wikipedia.org/wiki/East_Pakistan" id="mw5w" rel="mw:WikiLink" title="East Pakistan">East Pakistan</a> (now <a href="https://en.wikipedia.org/wiki/Bangladesh" id="mw6A" rel="mw:WikiLink" title="Bangladesh">Bangladesh</a>), killing an estimated 500,000 people in one night.