Capitalism doesn't exist, bank runs are caused by people's loss in confidence in the financial situation. The German economy, which was subsidizing US infrastructure development, finally broke. This lead to the rise of Hitler and the collapse of the real estate bubble in the major US cities which was caused by speculation based on the never ending boon of the German reparations and the prominence of US trade.

US cities stopped being filled with wops and instead transitioned to mexicans fleeing the mexican revolution