Spontaneous Osteonecrosis of the Knee - SONK. Also known as: Ahlbackâs disease. A condition of unknown aetiology characterized by the development of an area of osteonecrosis on the weight-bearing surface of the medial femoral condyle.
Friday 8 November 2013 09.16 EST First published on Friday 8 November 2013 09.16 EST. When 33 Chilean miners were hauled to the surface after 69 days trapped in a collapsed copper mine in 2010, more than a billion people around the world tuned in to watch as the rescue was broadcast live on television.
Chile won its formal independence when San Mart n defeated the last large Spanish force on Chilean soil at the Battle of Maip on April 5, 1818. San Mart n then led his Argentine and Chilean followers north to liberate Peru; and fighting continued in Chile's southern provinces, the bastion of the royalists, until 1826.hile Table of Contents. Aristocratic Chileans began considering independence only when the authority and legitimacy of the crown were cast in doubt by Napoleon Bonaparte's invasion of Spain in 1807.