Definition

Proper noun * René-Robert Cavelier, Sieur de La Salle: A 17th-century French explorer. He is historically significant for leading an expedition down the Mississippi River to its mouth in the Gulf of Mexico. He claimed the entire Mississippi River basin for France, naming the region "Louisiana" in honor of King Louis XIV.

Usage Examples

• Proper noun:
  • René-Robert Cavelier established Fort Crèvecoeur on the Illinois River.
  • The expedition led by René-Robert Cavelier reached the Gulf of Mexico in 1682.
  • Historians study the journals of René-Robert Cavelier to understand early European exploration of North America.

Advanced Usage

• The full title "René-Robert Cavelier, Sieur de La Salle" is often used in formal historical texts. In many contexts, especially in American history, he is referred to simply as "La Salle".
  • La Salle's claim extended French influence in the New World.
  • The Sieur de La Salle was granted a royal patent for exploration.

Variants and Related Words

• La Salle: The most common shortened form of his name and title.
• Explorer (noun): A person who investigates unknown regions.
• Claim (verb): To declare sovereignty over a territory.

Synonyms

• Explorer
• Navigator
• Frontiersman (in the context of North American exploration)

Related Phrases and Contexts

• Claim Louisiana for France: This is the defining historical action associated with René-Robert Cavelier.
• Mississippi River expedition: The primary journey for which he is known.
• New France: The colonial territory of France in North America which he helped expand.

Noun

1. French explorer who claimed Louisiana for France (1643-1687)