Cities are liable to occasional depressions of trade, resulting from over production, or the successful rivalry of foreign nations, or even portions of the same country; or there are smashings of banks, and commercial panics, and periods of general<span> mistrust.</span>
In an effort to discourage Japanese militarism, Western powers including Australia, the United States, Britain, and the Dutch government in exile, which controlled the petroleum-rich Dutch East Indies, stopped selling iron ore, steel and oil to Japan, denying it the raw materials needed to continue its activities in China and French Indochina.
