Economic depression make many democracies became weak and they became threatened for the communism and dictators.
The 1929 Crisis was a consequence of the great expansion of credit through money supply (issuance of money and bonds) carried out by the Federal Reserve System (a type of US Central Bank) since the early years of the 1920s. from 1929, this expansion had to be stopped by the Government, since the adjustment of accounts needed to be done. The Government then stopped expanding the money supply and began to operate a loan restriction policy. Fearing the currency's devaluation, many people and companies withdrew their reserves from banks, initiating a recessionary process.
Sorry but, Iraq was never involved in World War 1. Don’t know if you mean the Iran-Iraq war...but Iraq was never in WW1.
After shortly returning to Medina, Muhammad fell sick with an illness, that ultimately caused him to die.
In reaction
to the fugitive slave law, most of the people in the north showed open defiance
to the law and devised means to support the Underground Railroad to Canada. It
is reported that they formed committees to facilitate the transport of African
American slaves to Canada through the Underground Railroad.
Sacagawea in Louisiana Purchase and Lewis & Clark she escorted