 
 <prompt> Wetin cause disease wey kill plenti pipo for London for 1800s? Based on di question wey dey before, write small tori wey get di answer. E fit be 1 - 20 sentences. Context: <response>: London na di biggest city for di world from about 1831 reach 1925. Di overcrowded conditions for London lead to cholera epidemics wey kill 14,000 pipo for 1848, and 6,000 for 1866. Rising traffic congestion lead to di creation of di world's first local urban rail network. Di Metropolitan Board of Works dey oversee infrastructure expansion for di capital and some of di surrounding counties; dem abolish am for 1889 when di London County Council dey create out of those areas of di counties wey dey surround di capital. London dey bomb by di Germans during di First World War while during di Second World War, di Blitz and other bombings by di German Luftwaffe, kill over 30,000 Londoners and destroy large tracts of housing and other buildings across di city. Immediately after di war, di 1948 Summer Olympics happun for di original Wembley Stadium, for a time when London never really recover from di war. 