1. In 1889, the Washington State Constitution was adopted on July 6, making Washington the 42nd state in the United States. The document outlines the state's government structure, laws, and rights of citizens, and its anniversary is celebrated as Washington Statehood Day.

2. On July 6, 1944, Seattle's iconic Space Needle began construction. Originally built for the 1962 World's Fair, the observation tower stands at 605 feet tall and was the tallest building west of the Mississippi River at the time of its completion.

3. The Wenatchee River Dam on Lake Wenatchee was dedicated on July 6, 1965, after four years of construction. The dam provides hydroelectric power to the region and creates a recreational area for swimming, boating, and fishing.

4. In 2008, the Husky Stadium at the University of Washington underwent renovations to accommodate more seating and modern amenities. The stadium's first game after the renovations was on July 6, 2013, when the Seattle Sounders played against Chelsea FC in a friendly match.

5. July 6, 2020 marked the opening day for the MLB's shortened season due to the COVID-19 pandemic. The Seattle Mariners played their first game of the season against the Houston Astros in Houston. Despite the unusual circumstances, baseball fans were excited to watch their favorite teams take the field once again.