Timeline so far

1809
-Fur trader David Thompson explores the Pend Oreille River in September and October 1809. David Thompson explored the river from Lake Pend Oreille up the Pend Oreille River looking for the Columbia River and exploring the northeast corner of Washington. Later in 1811 he visits the Kalispell Indians on the river, and crosses the Colville valley and makes his way from kettle falls, to Spokane house. He provides the first documented accounts of many different native Washington Indian tribes. He eventually becomes first white man to reach mouth of the Columbia.
http://www.davidthompsonthings.com/
http://www.historylink.org/index.cfm?DisplayPage=output.cfm&file_id=5097
1810
-The North West Company establishes Spokane House in 1810. First long term white people settlement where the Little Spokane river meets the Spokane river. This became the fur trading capital and social center for many years to come. The before mentioned David Thompson plays a large role in developing the Spokane House into what it became.
http://www.riversidestatepark.org/spokane_house.htm
http://www.historylink.org/index.cfm?DisplayPage=output.cfm&file_id=5099
Spokane House History
The countdown has begun....Spokane House BiCentennial2010David Thompson helped establish the Spokane House in 1810Help us re-create the fort for 2010!

1825
-Hudson's Bay Company opens Fort Vancouver on March 19, 1825. Becomes the leading non-Indian presence settlement in the region. Took over the Northwest trading company, and dominates the fur trade for years. Hudson Bay Company continues to grow and establishes more forts throughout future Washington like Fort Colville and Fort Nisqually
http://www.secstate.wa.gov/history/timeline_view.aspx?s=1821&e=1840
http://www.historylink.org/index.cfm?DisplayPage=output.cfm&file_id=5251