If you are obese, you may also experience: 1  Trouble sleeping. 2  Sleep apnea. 3  Shortness of breath.  Varicose 1  veins. Skin problems caused by moisture that accumulates in the folds of your skin. 2  Gallstones. Osteoarthritis in weight-bearing joints, especially the  knees.
World War I as a declared state of war lasted from July 28, 1914 to November 11, 1918. After a decade of unstable alliances and military buildups, World War I was triggered in 1914 by the assassination of Archduke Ferdinand. It ended in 1919 with the Treaty of Versailles. (See related question below.)
The Allied Forces won World War I on Nov. 11, 1918, which became known as Armistice Day. The Allied forces consisted of Great Britain, the United States, France and Russia. They were opposed to the Central powers, which comprised Germany, the Austro-Hungarian Empire and Italy. The war officially ended on June 28, 1919, after the signing of the Treaty of Versailles.