Louis Jolliet was a French-Canadian explorer known for his discoveries in North America. In 1673, Jolliet and Jacques Marquette, a Jesuit Catholic priest and missionary, were the first non-Natives to explore and map the Upper Mississippi River.
Key Facts
| Subject | Louis Jolliet |
| Category | Explorer of North America (1645–1700) |
| Reading time | 1 min · Advanced |
| Key date | 1673 |
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