The Great Depression (29 oct 1929 año – 1 ene 0 año)

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The Great Depression was a severe worldwide economic depression that took place mostly during the 1930s, beginning in the United States. The timing of the Great Depression varied across nations; in most countries, it started in 1929 and lasted until the late 1930s.

Ad spending dropped by half in the worst year of the Great Depression.

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