Gustavus II of Sweden defeats the Imperial army of Count TiIly at the Lech, near the confluence of the Rivers Lenz and Danube. In the course of the battle, Tilly is mortally wounded, and dies on 30th April. The Swedish army proceeds to lay siege to Ingoldstadt, but fails in the attempt.
Editors. "Gustavus II defeats Count Tilly's army at the Lech". The Literary Encyclopedia. First published 01 February 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=16040, accessed 20 April 2014.]