In April 1991 9 million were left homeless in Bangladesh by one of these
These flood events, the 3rd and 2nd most damaging (see Hfer and 
Messerli... [DOC] [TLE] Bangladesh Cyclone of 1991 (Picture of the Day) | Britannica Blog [PAR] Apr 29, 2011 ... On April 29, 1991, a Category 5 cyclone made landfall in the Chittagong region of 
Bangladesh.