National Event
National Library Legislative Day
From ALA:
"Virtual Library Legislative Day is part of the American Library Association’s (ALA) National Library Legislative Day, held each spring in Washington, D.C. This year, National Library Legislative Day will be May 7-8, 2013. Virtual Library Legislative Day activities will be held throughout the week of May 6-10, 2013, and will be an opportunity for all library advocates to make their voices heard on a national level. Library advocates who cannot make it to Capitol Hill for the event can be a part of the effort by calling and/or emailing their elected officials on May 8, or any time the week of May 6-10. "

National Library Week, Apr 14-20

Celebrate National Library Week - April 14-20, 2013
Celebrate National Library Week 2013 with the theme, Communities matter @ your library
National Library Week Honorary Chair: Caroline Kennedy
Check the ALA website to find many resources for celebrating National Library Week, including Video PSAs like the one below:
National Friends of Libraries Week, Oct. 21-27
United for Libraries is coordinating the seventh annual National Friends of Libraries Week Oct. 21-27, 2012. Those celebrating the week are encouraged to share their activities by emailing united@ala.org or tweeting with the hashtag "nfolw12".
Two awards of $250 will be given to Friends of the Library groups for activities held during National Friends of Libraries Week. Application materials are available on the United for Libraries website. Entries are due by Dec. 3, 2012.

