Past Observances
- 2011: Youth, the future of cooperative enterprise
- 2010: Cooperative enterprise empowers women
- 2009: Driving Global Recovery through Cooperative Enterprise
- 2008: Confronting Climate Change through Cooperative Enterprise
- 2007: Cooperative Values and Principles for Corporate Social Responsibility
- 2006: Peace-Building through Cooperatives
- 2005: Microfinance is OUR business: Cooperating out of poverty
- 2004: Cooperatives for Fair Globalisation: Creating Opportunities for All
- 2003: Cooperatives Make Development Happen!: The contribution of cooperatives to the United Nations Millennium Development Goals
- 2002: Society and Cooperatives: Concern for Community
- 2001: The Cooperative Advantage in the Third Millennium
- 2000: Cooperatives and Employment Promotion
- 1999: Public Policy and Co-operative Legislation
- 1998: Cooperatives and the Globalization of the Economy
- 1997: The Cooperative Contribution to World Food Security
- 1996: "Cooperative Enterprise: Empowerment for People-centred Sustainable Development"
- 1995: The ICA Centennial and the Next 100 Years of International Cooperation