File:1930s decade montage.png|From left, clockwise: [[Dorothea Lange]]'s photo of the homeless [[Florence Owens Thompson|Florence Thompson]] shows the effects of the '''[[Great Depression]]'''; due to extreme drought conditions, farms across the south-central United States become dry and the [[Dust Bowl]] spreads; The [[Empire of Japan]] [[Japanese invasion of Manchuria|invades China]], which eventually leads to the '''[[Second Sino-Japanese War]]'''. In 1937, Japanese soldiers [[Nanjing Massacre|massacre civilians]] in [[Nanjing|Nanking]]; aviator '''[[Amelia Earhart]]''' becomes an American flight icon; [[Ethnic Germans|German]] [[dictator]] [[Adolf Hitler]] and the '''[[Nazi Party]]''' attempt to establish a [[New Order (political system)|New Order]] of German [[hegemony]] in Europe, which culminates in 1939 when Germany [[Invasion of Poland|invades Poland]], leading to the outbreak of [[World War II]]. The Nazis also persecute Jews in Germany, specifically with [[Kristallnacht]] in 1938; the ''[[LZ 129 Hindenburg|Hindenburg]]'' '''[[Hindenburg disaster|explodes]]''' over a small [[Lakehurst, New Jersey|New Jersey airfield]], causing 36 deaths and effectively ending commercial airship travel; [[Mahatma Gandhi|Mohandas Gandhi]] walks to the Arabian Sea in the '''[[Salt Satyagraha|Salt March]]''' of 1930.|335px|thumb rect 1 1 174 226 [[Great Depression]] rect 177 1 375 121 [[Dust Bowl]] rect 177 124 275 226 [[Second Sino-Japanese War]] rect 276 124 375 226 [[Nanjing Massacre|Rape of Nanking]] rect 378 1 497 226 [[Amelia Earhart]] rect 1 229 221 353 [[Salt Satyagraha|Salt March]] rect 1 357 221 488 [[Hindenburg disaster]] rect 225 230 359 488 [[Invasion of Poland|Nazi Invasion of Poland]] rect 361 230 497 488 [[Kristallnacht]] The 1930s (pronounced "nineteen-thirties" and commonly abbreviated as "the '30s" or "the Thirties") was a decade that began on January 1, 1930, and ended on December 31, 1939. In the United States, the Dust Bowl led to the nickname the "Dirty Thirties".