What historical environmental crisis is cited as a likely catalyst creating demand for a non-animal-dependent means of travel around 1817?

Answer

Major volcanic eruptions like Mount Tambora leading to the 'Year Without a Summer'

The period followed major volcanic eruptions, such as Mount Tambora in 1815, which caused climate disruption, crop failures, and the starvation of horses used for transport.

What historical environmental crisis is cited as a likely catalyst creating demand for a non-animal-dependent means of travel around 1817?
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