Franciso Madero is elected president; the US allocates 20,000 troops to guard the Mexican border.
Citation:
Editors. "Porfirio Diaz resigns presidency of Mexico".
The Literary Encyclopedia. First published 01 February 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=2812, accessed 22 May 2013.]