{"slug": "columbia-river", "label": "Columbia River", "wikipedia": "https://en.wikipedia.org/wiki/Columbia_River", "wikidata": "https://www.wikidata.org/wiki/Q2251", "qid": "Q2251", "description": "river in North America; flows from British Columbia, through Washington, and along the Washington-Oregon border to the Pacific Ocean", "entries": 7, "years": 6, "span": [1792, 1948], "span_label": ["1792 CE", "1948 CE"], "topics": [{"title": "Exploration & Expansion", "count": 4}, {"title": "Technology & Infrastructure", "count": 2}, {"title": "Disasters & Accidents", "count": 1}], "related": [{"slug": "washington-state", "label": "Washington (state)", "shared": 1}, {"slug": "hudson-s-bay-company", "label": "Hudson's Bay Company", "shared": 1}, {"slug": "new-york-harbor", "label": "New York Harbor", "shared": 1}], "items": [{"year": 1792, "year_label": "1792 CE", "section": "Exploration & Expansion", "date": "May 11", "text": "May 11 – Robert Gray's Columbia River expedition: Captain Robert Gray, on the Columbia Rediviva, becomes the first white man to discover the mouth of the Columbia River.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1359853540#April–June", "title": "1792", "revid": 1359853540, "section": "Events › April–June"}}, {"year": 1810, "year_label": "1810 CE", "section": "Exploration & Expansion", "date": "September 8", "text": "September 8 – The Tonquin sets sail from New York Harbor, with 33 employees of John Jacob Astor's newly created Pacific Fur Company on board. After a six-month journey around the tip of South America, the ship arrives at the mouth of the Columbia River, and Astor's men establish the fur-trading town of Astoria.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1357106545#July–September", "title": "1810", "revid": 1357106545, "section": "Events › July–September"}}, {"year": 1811, "year_label": "1811 CE", "section": "Exploration & Expansion", "date": "July 9", "text": "July 9 – British explorer David Thompson posts a notice at the confluence of the Columbia and Snake Rivers (in modern-day Washington), claiming the area for the United Kingdom.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1361375672#July–September", "title": "1811", "revid": 1361375672, "section": "Events › July–September"}}, {"year": 1811, "year_label": "1811 CE", "section": "Exploration & Expansion", "date": "July 14", "text": "July 14 – David Thompson reaches the mouth of the Columbia River, finding Fort Astoria under construction.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1361375672#July–September", "title": "1811", "revid": 1361375672, "section": "Events › July–September"}}, {"year": 1825, "year_label": "1825 CE", "section": "Technology & Infrastructure", "date": null, "text": "The Fort Vancouver trading post is established on the lower Columbia River by the Hudson's Bay Company.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1341744335#Date_unknown", "title": "1825", "revid": 1341744335, "section": "Events › Date unknown"}}, {"year": 1942, "year_label": "1942 CE", "section": "Technology & Infrastructure", "date": "June 1", "text": "June 1 – The Grand Coulee Dam is finished on the Columbia River in the United States.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1372873908#June", "title": "1942", "revid": 1372873908, "section": "Events › June"}}, {"year": 1948, "year_label": "1948 CE", "section": "Disasters & Accidents", "date": "May 30", "text": "May 30 – A dike along the Columbia River breaks, obliterating Vanport, Oregon, within minutes; 15 people die and tens of thousands are left homeless.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371784888#May", "title": "1948", "revid": 1371784888, "section": "Events › May"}}]}