In December 2014, researchers found the earliest known case of lung or prostate cancer in a 4,500 year old Siberian skeleton, dating to the early Bronze Age. 4,500-year-old skeleton of Siberian Bronze Age man, identified as having one of the oldest cases of cancer, discovered in 2014.
Colorado was admitted into the Union on August 1, 1876, becoming our Nation's 38th state. With statehood gained less than one month after the 100th anniversary of the signing of the Declaration of Independence, Colorado is nicknamed the Centennial State..
North Dakota And South Dakota are the 39th and 40th States Admitted to the Union. On November 2, 1889, North Dakota and South Dakota were admitted to the Union as the 39th and 40th states. The first European explorers, Louis Joseph and FranÃ§ois de La VÃ©rendrye, entered the region in 1742 and 1743.