Eastern West Indies (1936–1947 CE): Authoritarian Rule, World War II, and Postwar Transitions

Haiti: Political Instability and Social Unrest

In Haiti, political instability and economic challenges continued under President Sténio Vincent (1930–1941) and his successor, Élie Lescot (1941–1946). Lescot's presidency was marked by growing authoritarianism, economic hardship, and increased foreign influence, particularly from the United States. His regime faced widespread opposition, culminating in student-led protests and strikes in 1946. These demonstrations ultimately forced Lescot’s resignation, ushering in a brief period of political openness and reform attempts under President Dumarsais Estimé (1946–1950).

Dominican Republic: Trujillo's Authoritarian Consolidation

In the Dominican Republic, Rafael Trujillo solidified his authoritarian regime during this period, employing harsh repression, pervasive surveillance, and personality cult tactics. His brutal control was exemplified by the 1937 Parsley Massacre, in which thousands of Haitian migrants living along the Dominican border were systematically murdered. Despite his ruthless dictatorship, Trujillo continued modernizing the country's infrastructure, including roads, hospitals, and education systems, financed through tight economic control and foreign investment.

During World War II (1939–1945), Trujillo strategically aligned with the Allies, allowing U.S. military bases and benefitting economically from increased exports. Postwar, his regime faced growing international scrutiny, yet internal resistance remained largely suppressed.

Puerto Rico: Economic Recovery and Political Developments

In Puerto Rico, economic recovery gradually began through increased U.S. federal investment during and after World War II, notably under the governorship of Rexford Tugwell (1941–1946). Political developments included the formation of the Popular Democratic Party (PPD) under Luis Muñoz Marín in 1938, which emphasized economic reform, industrialization, and social improvements through its "Operation Bootstrap" initiative, begun in 1947.

The island's strategic importance during World War II led to substantial American military buildup, significantly impacting the local economy and society. Postwar, Puerto Rico's political landscape shifted towards greater autonomy within the U.S. framework.

U.S. Virgin Islands: World War II Impact and Economic Change

The U.S. Virgin Islands experienced economic revival during World War II as the United States expanded military installations on the islands, especially on Saint Thomas and Saint Croix. This military presence provided employment opportunities and improved infrastructure. Postwar, however, the reduction of military activities again challenged the local economy, prompting renewed emigration to the mainland.

Social and Economic Developments

Across the Eastern West Indies, World War II brought temporary economic relief through heightened demand for regional exports and military construction. However, the postwar period exposed continuing socio-economic inequalities and dependencies on external markets. Labor movements and nationalist sentiments grew, particularly in response to ongoing authoritarian rule in the Dominican Republic and social inequities in Puerto Rico and Haiti.

Key Historical Events

• Parsley Massacre (1937) in the Dominican Republic, demonstrating Trujillo’s brutal policies.

• Student protests and political upheaval in Haiti (1946), ending Élie Lescot’s presidency.

• Formation of the Popular Democratic Party in Puerto Rico (1938) and the start of "Operation Bootstrap" (1947).

• Increased U.S. military presence and infrastructure investment in the U.S. Virgin Islands during World War II.

Long-Term Consequences and Historical Significance

The period from 1936 to 1947 was crucial for the Eastern West Indies, marked by authoritarian consolidation, wartime economic shifts, and emerging political reform movements. While the World War II era provided temporary economic improvements, persistent socio-political challenges remained unresolved. The heightened nationalist movements and reformist agendas that emerged during this era would significantly influence the region’s future political trajectories, setting the stage for postwar transformations and movements toward autonomy and modernization.