September 28, 1542

Portuguese explorer Juan Rodríguez Cabrillo discovers California, landing at what is now San Diego Bay.


San Diego, United States | Portuguese exploration

Watercolor painting based depiction of Portuguese explorer Juan Rodríguez Cabrillo discovers California, landing at what is now San Diego Bay. (1542)

Discovery of California by Juan Rodríguez Cabrillo

On September 28, 1542, the Portuguese explorer Juan Rodríguez Cabrillo, sailing under the Spanish flag, became the first European to set foot on what is now the state of California. His landing at San Diego Bay marked a significant moment in the history of European exploration of the Americas.

Background

  • Juan Rodríguez Cabrillo: Cabrillo was a seasoned mariner and explorer, having participated in the conquest of Mexico under Hernán Cortés and later in the exploration of Central America. His experience made him a valuable asset to the Spanish crown, which was eager to expand its territories and influence along the Pacific coast.

  • Spanish Exploration Goals: The Spanish were driven by the desire to find new trade routes, acquire wealth, and spread Christianity. The exploration of the Pacific coast was part of a broader strategy to establish Spanish presence and control in the New World.

The Expedition

  • Setting Sail: Cabrillo’s expedition set sail from the port of Navidad, Mexico, on June 27, 1542. He commanded a fleet of three ships: the flagship San Salvador, the La Victoria, and the San Miguel.

  • Journey North: The expedition traveled north along the coast of present-day Baja California, encountering various indigenous peoples and documenting the geography and natural resources of the region.

Landing at San Diego Bay

  • Discovery: On September 28, 1542, Cabrillo’s ships entered a natural harbor, which he named “San Miguel” (later renamed San Diego Bay). This marked the first recorded European encounter with the California coast.

  • Interactions with Indigenous Peoples: Cabrillo and his crew interacted with the native Kumeyaay people, who inhabited the region. These interactions were generally peaceful, although communication barriers existed.

Significance and Aftermath

  • Mapping the Coast: Cabrillo’s expedition provided valuable information about the Pacific coastline, contributing to future navigational charts and further exploration efforts by the Spanish.

  • Legacy: Although Cabrillo did not find the fabled Strait of Anián (a supposed shortcut to Asia), his journey laid the groundwork for future Spanish claims and settlements in California.

  • Death and Continuation: Cabrillo died on January 3, 1543, from injuries sustained during the expedition. His second-in-command, Bartolomé Ferrer, continued the exploration northward but eventually returned to Mexico.

Broader Historical Context

  • Spanish Colonization: Cabrillo’s discovery was part of the larger Spanish effort to explore and colonize the Americas, which included the establishment of missions and settlements along the California coast in the centuries that followed.

  • Cultural Impact: The arrival of Europeans had profound effects on the indigenous populations, leading to cultural exchanges, as well as conflicts and significant demographic changes due to disease and colonization.

Cabrillo’s exploration of California remains a pivotal moment in the history of European exploration, marking the beginning of a new era of contact and transformation for the region.