Charles I formally declared war, by raising his standard at Nottingham. The King condemns Parliament and its soldiers as traitors, calling his loyal subjects to fight for the royal cause. This marked the commencement of the First Civil War.
Editors. "Charles I formally declares war". The Literary Encyclopedia. First published 01 February 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=2233, accessed 22 May 2013.]