Sept 8th will mark International Literacy Day, established in 1965 by the United Nations Educational, Scientific and Cultural Organization (UNESCO). 2003-2013 has been declared International Literacy Decade.
Related links:
UNESCO International Year of Languages
National Adult Literacy Database (NALD)
International Literacy Day Canada-wide events
Coming up Jan 27th: Family Literacy Day
Coming up Feb 21st: International Mother Language Day