You may want to visit this Census Bureau Web page about Cinco De Mayo. Depending on your knowledge of Mexican history you may or may not know that this holiday is in celebration of May 5, 1862 which marks the Mexican army?s victory over the French invaders at the Battle of Puebla. If you are interested in learning more about Mexican history, you can visit the subject heading “Mexico–history” in the library’s catalog to find books, videos, and DVDs about Mexican history.