The Sugarmill

4 ideas

1. Haiti's collapse launches the Havana sugar boom

   When the 1791 slave revolution destroyed Saint-Domingue, then the world's leading sugar producer, Havana's planter elite moved to capture its market. Led by the ideologue Francisco de Arango y Parreño, they had already won Spain's liberalization of the slave trade in 1789, and they imported Saint-Domingue refugee technicians and methods. Mills multiplied across the Havana–Matanzas hinterland, making Cuba a sugar-and-slavery monoculture within a few decades.

2. Slave labour blocks full industrial mechanization

   Planters adopted steam engines to grind cane, which sharply raised crushing capacity. But the boiling, purging and field stages still depended on coerced, unskilled workers who had no stake in output and resisted through slowness and sabotage, so the new capacity could not flow through the whole process. Slavery, which had powered the early expansion, became the structural barrier to technical progress, and the mill could only fully industrialize by separating from slave labour.

3. The enslaved worker as consumable capital

   Planters treated slaves as depreciating fixed capital to be worked out rather than a population to be sustained. While the slave trade stayed open, buying new adult men was cheaper than raising children. Owners therefore bought overwhelmingly male workforces, imposed near-sleepless shifts during the harvest (zafra), and accepted high mortality as a line-item cost. Only the threat to the trade's supply made reproduction and 'better treatment' economically interesting.

4. Deforestation as the mill's hidden subsidy

   Read the sugar mill's profits as partly a one-time drawdown of forest. Planters cleared virgin hardwood for fresh, fertile cane land and burned it as fuel for the boiling houses. The mill advanced like a frontier, abandoning exhausted ground. Once nearby forests were gone, fuel and transport costs forced technical changes such as bagasse-burning furnaces, revealing that the earlier cheapness had been borrowed from the ecosystem.

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