Strait of Magellan

Also known as: Estrecho de Magallanes — the Spanish designation and map label · Estrecho de Todos los Santos (Strait of All Saints) — Magellan's own name, from the November 1 entry · The Magellan Strait — a common English variant · The Straits of Magellan — the plural styling in older English usage

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Definition

The Strait of Magellan (Spanish: Estrecho de Magallanes) is the 570-kilometer (350-mile) navigable passage at the southern tip of South America, separating the mainland from the Tierra del Fuego archipelago in Chile’s Magallanes Region and joining the Atlantic Ocean to the Pacific — the passage discovered and first transited by the Magellan expedition in 1520, whose fleet sighted Cape Virgenes on October 21, 1520, entered the channel Magellan named the Estrecho de Todos los Santos (Strait of All Saints) on All Saints’ Day, November 1, 1520, and completed the crossing in thirty-eight days, emerging into the Pacific on November 28, 1520 — the dates this wiki’s Magellan expedition entry documents. (Wikipedia — Strait of Magellan, Wikipedia — Magellan expedition) For the Philippines the strait is the first chapter of the connection that followed: the only fleet ever to cross it to the Philippines — Magellan’s — reached the archipelago in March 1521; the second expedition through it, Loaísa’s of 1526, took forty-eight days (April 8 to May 26, 1526) after wintering at the Río Santa Cruz, and its survivor Andrés de Urdaneta later solved the Pacific return route; and when the Manila galleon system began in 1565 it did so without the strait — Urdaneta himself arguing against a Spain–Philippines route through Magellan’s passage on climatic grounds, the trade instead running directly between Manila and Acapulco. (Wikipedia — Loaísa expedition, Wikipedia — Manila galleon, Wikipedia — Andrés de Urdaneta)

Until the Panama Canal opened in 1914, the strait was the main protected route between the two oceans for steamships — more sheltered than the gale-swept Drake Passage around Cape Horn, though sailing ships often preferred the open sea for room to maneuver — under Chilean sovereignty, taken possession of on May 23, 1843 and neutralized for the world’s shipping by the boundary settlements of 1881 and 1984. (Wikipedia — Strait of Magellan)

Identities

Source Type	Identity
Wikipedia	Strait of Magellan
Wikidata	Strait of Magellan (Q48365)
DBpedia	Strait_of_Magellan
ProductOntology	N/A
Wiktionary	Strait of Magellan (English proper noun — “a navigable sea route between the southern coast of Chile and the northern coast of Tierra del Fuego”)
Library of Congress Subject Headings (LCSH)	Magellan, Strait of (Chile and Argentina) (authorized subject heading sh85079589)
MeSH	N/A
NCBI Taxonomy	N/A
AGROVOC	N/A
Google Scholar	Strait of Magellan Estrecho de Magallanes Todos los Santos Magellan 1520 Cape Virgenes October 21 November 1 November 28 thirty-eight days Loaísa 1526 forty-eight days Primera Angostura Tierra del Fuego Punta Dungeness Cabo Pilar Punta Arenas Panama Canal 1914 Chile
ConceptNet	N/A
OpenCyc	N/A

Also Known As

Estrecho de Magallanes — the Spanish designation and map label
Estrecho de Todos los Santos (Strait of All Saints) — Magellan’s own name, from the November 1 entry
The Magellan Strait — a common English variant
The Straits of Magellan — the plural styling in older English usage

Examples and Analogies

A passage named twice: Magellan called it for All Saints’ Day; within seven years it was being called Estrecho de Magallanes in the dead navigator’s honor — the standard account recording the emperor Charles V’s renaming — so both names are the discovery’s document. (Wikipedia — Strait of Magellan)
A filter between two oceans: of Magellan’s five ships, one had already wrecked at Santa Cruz and one deserted inside the strait; of Loaísa’s seven, one wrecked at the entrance and two more were lost to the passage’s delays — the strait, not the Pacific alone, that halved Spain’s early Pacific fleets. (Wikipedia — Magellan expedition, Wikipedia — Loaísa expedition)
The route the galleons refused: the Manila–Acapulco run crossed the Pacific directly, its cargoes continuing to Spain overland across Mexico to Veracruz — Urdaneta having argued against the strait route outright — so the Philippine trade never depended on Magellan’s passage. (Wikipedia — Manila galleon)
Verified geographical and historical data:
Geometry: about 570 km (350 mi; roughly 310 nautical miles) long; width from about 3 to 35 km across curving channels; minimum width 2 km near Carlos III Island, west of Cape Froward
Entrances: Atlantic mouth between Punta Dúngeness on the mainland and Cabo del Espíritu Santo on Tierra del Fuego (the line defined in the 1984 Chile–Argentina Treaty of Peace and Friendship); narrows at the Primera Angostura and Segunda Angostura; Pacific side flanked by Desolación Island (Cabo Pilar), Santa Inés, Clarence, and Capitán Aracena islands
1520 transit: Santa Cruz left October 18; Cape Virgenes sighted October 21, 1520; strait entered November 1; the San Antonio deserted inside the strait, reaching Seville in May 1521 with 55 men; the Pacific gained November 28, 1520, after thirty-eight days in the channel
1526 transit: the Loaísa fleet at the Río Santa Cruz from January 12 to March 24, 1526; the Sancti Spiritus wrecked at the strait’s entrance on January 26, 1526; strait entered April 8, Pacific gained May 26, 1526 — forty-eight days; the expedition’s pilots, driven south, recorded “an end of land” that may be the first European sighting of Cape Horn
Sovereignty: Chilean possession taken May 23, 1843 (Fuerte Bulnes, under President Manuel Bulnes); Boundary Treaty of 1881 (Argentine recognition of Chilean sovereignty); Treaty of Peace and Friendship, 1984; main port Punta Arenas, founded 1848; compulsory pilotage for transits today
Later transits: Ladrillero 1557–1558 (first crossing in both directions); Drake 1578; Sarmiento de Gamboa’s failed colonies of 1584; Schouten and Le Maire 1616 (Cape Horn discovered); by 1620 at least 55 ships had passed — 23 Spanish, 17 English, 15 Dutch
Modern status: the main steamship route between the oceans until the Panama Canal opened in 1914; now a Chilean waterway with scheduled traffic and heritage lighthouses (San Isidro, Evangelistas) (Wikipedia — Strait of Magellan, Wikipedia — Magellan expedition, Wikipedia — Loaísa expedition)

Usage Scenarios

1. Teaching the Circumnavigation’s Crucible

The strait is the first of the voyage’s three firsts — the passage of October–November 1520, then the 98-day Pacific crossing, then the lost day at Cape Verde — and the stretch where the San Antonio‘s desertion sealed the fleet’s arithmetic. (Wikipedia — Magellan expedition)

2. Comparing the Transits of 1520 and 1526

The two documented Philippine-bound passages — Magellan’s thirty-eight days against Loaísa’s forty-eight, the desertions and the Sancti Spiritus‘s wreck against the Santiago‘s earlier loss — are the standard paired exhibit on the strait as a barrier, the comparison this wiki’s Loaísa expedition entry frames. (Wikipedia — Strait of Magellan, Wikipedia — Loaísa expedition)

3. Tracing What the Galleons Did Not Do

The Manila galleon ran Acapulco to Manila and back across the Pacific from 1565 to 1815 — never through the strait, whose route Urdaneta himself argued against; students of the galleon’s logistics use the negative fact to explain the overland Mexican transshipment to Veracruz and the Atlantic treasure fleet. (Wikipedia — Manila galleon, Wikipedia — Andrés de Urdaneta)

4. Studying the Pre-Canal Route System

Before 1914 the strait, the Drake Passage, and the Beagle Channel divided the world’s through-traffic — the strait sheltered for steam, Cape Horn often preferred by sail — the decision matrix every maritime history of the clipper and steamship eras teaches. (Wikipedia — Strait of Magellan)

5. Placing the Strait in Chilean History

Chile’s southern history — the 1843 possession, Punta Arenas, the 1881 and 1984 boundary settlements with Argentina, and the modern piloted waterway — is the strait’s own political biography after the age of discovery. (Wikipedia — Strait of Magellan)

Strategies

Name the passage for the calendar: Magellan’s Estrecho de Todos los Santos fixed the discovery’s date in its name — November 1, All Saints’ Day — even as usage restored the commander’s name within seven years. (Wikipedia — Strait of Magellan)
Winter before the entrance: Loaísa’s ten weeks at the Río Santa Cruz before the April 8, 1526 entry — repairs first, the strait second — got one flagship through where a January entrance had already wrecked the Sancti Spiritus. (Wikipedia — Loaísa expedition)
Refuse the strait for the trade route: the galleon system’s designers chose Mexico’s overland isthmus and the direct Pacific run over a strait route its own discoverer of the tornaviaje considered climatically wrong — the logistics decision that defined the Philippines’ place in the Spanish empire for 250 years. (Wikipedia — Manila galleon)
Neutralize the waterway: Chile’s 1881 boundary settlement guaranteed the strait’s free navigation, and the 1984 treaty confirmed it — the sovereignty-plus-access formula that kept a single-country channel a world route. (Wikipedia — Strait of Magellan)
For researchers: the two name forms and the two transit durations — thirty-eight days in 1520, forty-eight in 1526 — should be cited to their expeditions, and the November 1 entry date distinguished from the October 21 Cape Virgenes sighting that opened the approach. (Wikipedia — Strait of Magellan, Wikipedia — Magellan expedition)

Security and Safety Measures

The narrows as choke points: the Primera and Segunda Angostura and the 2-kilometer minimum near Carlos III Island concentrate the passage’s navigational risk — the reason modern transits take compulsory pilots. (Wikipedia — Strait of Magellan)
Weather over the sheltered channel: the strait was the sheltered alternative to Drake Passage’s gales and ice — yet Magellan took thirty-eight days and Loaísa forty-eight, and the 1526 fleet was scattered for good in the Pacific beyond — the era’s margin between passage and loss. (Wikipedia — Strait of Magellan, Wikipedia — Loaísa expedition)
The lighthouse system: forty-one lights serve the channel today, from the restored San Isidro to the Evangelistas at the western mouth — the modern answer to a shore that wrecked its first visitors. (Wikipedia — Strait of Magellan)
For researchers: the Cape Horn priority question — Francisco de Hoces’s 1526 “end of land” against the 1616 Schouten–Le Maire discovery — is documented conditionally in the accounts; cite the weight each account carries rather than the claim alone. (Wikipedia — Loaísa expedition)

Historical Context

The strait entered history in the last months of 1520, after the Atlantic winter the fleet spent at San Julián — mutiny punished, the Santiago lost scouting, and then the move to Santa Cruz and the departure of October 18. On October 21 the lookouts raised Cape Virgenes; the channel was found; and on November 1, All Saints’ Day, the fleet entered the passage its commander named for the feast. Thirty-eight days of channel — the San Antonio deserting for home — brought the three remaining ships into the ocean Magellan called Pacific on November 28, 1520, and four months of starvation later, the Philippines. (Wikipedia — Magellan expedition, Wikipedia — Strait of Magellan)

Spain’s second attempt met the strait’s second ordeal. The Loaísa fleet of 1525 wintered at the Río Santa Cruz from January 12 to March 24, 1526; the Sancti Spiritus wrecked at the entrance on January 26; the passage from April 8 to May 26 cost forty-eight days and scattered the fleet for good in the Pacific beyond — carrying Elcano to his death and the page Urdaneta to the decade in the Moluccas that qualified him, in 1565, to solve the return route. The galleon system that Urdaneta’s tornaviaje enabled then bypassed his strait by design — Acapulco to Manila directly, Spain reached overland across Mexico — and the age of sail gave the passage to the wider world: Drake through in 1578, the failed Spanish colonies of 1584, Cape Horn’s discovery in 1616, and by 1620 at least fifty-five passages recorded. Chile took possession in 1843, the boundary treaties of 1881 and 1984 secured the waterway, and the Panama Canal’s opening in 1914 ended the strait’s era as the world’s main ocean link — leaving it a Chilean channel whose name still carries the navigator who never completed his own voyage. (Wikipedia — Loaísa expedition, Wikipedia — Manila galleon, Wikipedia — Strait of Magellan)

Challenges and Controversies

The Naming: All Saints or Magellan

Magellan’s own Estrecho de Todos los Santos — named for the November 1 entry — was displaced within seven years by Estrecho de Magallanes, in the commander’s honor; the standard account credits the renaming to Emperor Charles V. The two names are both authentic documents of the discovery, and modern usage keeps the commander’s while the feast-day name survives in the histories. (Wikipedia — Strait of Magellan)

The Entry Date: October 21 or November 1

The 1520 record distinguishes the sighting of Cape Virgenes on October 21 — the approach’s opening, and the date the expedition’s own chronology marks — from the fleet’s entry into the strait on November 1, after the channels had been probed. Compressed accounts merge the two; the expedition’s record keeps them distinct, and citations should follow it. (Wikipedia — Magellan expedition, Wikipedia — Strait of Magellan)

The Cape Horn Priority

Francisco de Hoces, driven toward 55°S in the 1526 passage, recorded “an end of land” — claimed in Spanish historiography as the first European sight of the Cape Horn passage, fifty-five years before Schouten and Le Maire rounded it in 1616 — while the English account prints the sighting as “possibly” at 57°S. The priority claim is firm in one tradition and conditional in the other; this entry reports both weights. (Wikipedia — Loaísa expedition)

The Strait and the Galleon Myth

A persistent assumption routes the Manila galleons through Magellan’s strait; the documented record is the opposite — the galleons crossed the Pacific directly between Acapulco and Manila, and Urdaneta argued against a Spain–Philippines strait route on climatic grounds, the Spain-bound cargoes moving overland across Mexico. The strait’s Philippine connection belongs to the expedition cluster of 1520 and 1526, not to the trade that followed in 1565. (Wikipedia — Manila galleon)