1876-1900 timeline By SGilreath0409 1876 National League of Baseball was founded. 1876 Colorado becomes a state. 1877 Great Railroad Strike. 1877 Nez Perce War 1879 Thomas Edison creates first commercially viable light bulb. 1883 The Brooklyn Bridge opens. Nov 11, 1889 Washington became a state. 1894 Pulllman Strike 1898 Treaty of Paris ends Spanish–American War. Philippine–American War begins. 1900 The Great Galveston Hurricane.