9 April 1241 April 9, 2015 Author: Staff The Battle of Liegnitz. The Mongol forces defeat the Polish and German armies. Famous Words of Inspiration..."Until you have learned to be tolerant with those who do not always agree with you, you will be neither successful nor happy." Napolean Hill — Click here for more from Napolean Hill Related posts: 9 April 2011 9 April 1957 1 April 1865 14 April 1205 1 April 1865 8 April 876 Categories: History Tags: 1241, 9 April