AMSCO AP European History Practice Test 2026 – Complete Prep Guide

The correct answer highlights how the decline in the profitability of the sugar industry reduced support for the practices associated with the slave trade. The sugar industry was a major driver of the transatlantic slave trade, as enslaved labor was essential for the cultivation and processing of sugar in the Caribbean and other colonial territories. When sugar prices fell due to factors such as overproduction, competition from other regions, or changing consumer preferences, the economic rationale for relying on enslaved labor diminished. This economic shift led to a reevaluation of the practice, as it became less profitable and, therefore, less politically and socially supported.

At the same time, other factors may not have had as direct an impact on decreasing the support for the slave trade. For example, while the recognition of self-determination might suggest a growing belief in individual rights, it did not necessarily lead to an immediate reduction in support for slavery, as this development was more abstract and did not directly challenge economic interests tied to slavery. Similarly, new theories in biology that potentially countered ideas of racial superiority had an intellectual impact but were not widely disseminated or acted upon in the context of reducing the economic dependencies on slave labor at that time. Increased European migration to the Caribbean could imply a possibility of a