December 11 comprises a significant day in the history of Washington as a state. From notable events to interesting facts, this date is filled with exciting moments. In this article, we will explore five interesting facts about December 11 in Washington history.

1. Washington Became the 42nd State
December 11, 1889, stands as a significant day in Washington's history as the state was granted statehood, becoming the 42nd member of the United States.

2. The Construction of the Seattle-Tacoma International Airport
Seattle-Tacoma International Airport opened its doors for the first time on December 11, 1949, to serve as the primary airport for the Seattle-Tacoma region. The airport has since grown to become one of the busiest airports in the country.

3. The Battle of Tukwila
On December 11, 1855, the Battle of Tukwila took place, which was a part of the Puget Sound War. During the battle, Nisqually chief, Leschi, and his men, defeated the United States Army's 4th Infantry stationed in the area.

4. The Patrons of Husbandry Establishes Its First Washington Chapter
On December 11, 1873, The Patrons of Husbandry, a farmers' advocacy group, established its first Washington state chapter. The organization aimed to address agrarian issues such as tariffs, banking, and insurance policies affecting the farming industry.

5. The Seattle Pilots Move to Milwaukee
On December 11, 1969, the Seattle Pilots, who were Seattle's first Major League Baseball team, announced that they would be moving to Milwaukee due to financial issues. This announcement led to the formation of the current Seattle Mariners baseball team in 1977.

In conclusion, December 11 has a significant impact on the history of Washington. From the state's admission to the United States to the formation of the Seattle-Tacoma International Airport and the establishment of the Patrons of Husbandry, this date continues to serve as a significant day in Washington's history.