1855 – The U.S. Congress voted to appropriate $200,000 for continuance of the work on the Washington Monument. The next morning the resolution was tabled and it would be 21 years before the Congress would vote on funds again. Work was continued by the Know-Nothing Party in charge of the project.
1859 – U.S. President Buchanan approved the Act of February 22, 1859, which incorporated the Washington National Monument Society “for the purpose of completing the erection now in progress of a great National Monument to the memory of Washington at the seat of the Federal Government.”
1885 – The Washington Monument was officially dedicated in Washington, DC. It opened to the public in 1889.