Legality of Cannabis by U.S. Jurisdiction Colorado portal1950s portalUnited States portalHistory portal This category is for topics specifically related to the year 1959 in the U.S. state of Colorado. 19541955195619571958195919601961196219631964 1900s1910s1920s1930s1940s1950s1960s1970s1980s1990s2000s Subcategories This category has the following 2 subcategories, out of 2 total. / 1959 establishments in Colorado (17 P)S 1959 in sports in Colorado (8 P)