<P> It was observed throughout World War II, during 1942 - 1944, and predating the foundation of the UN itself, is not directly connected to the current international observance . </P> <P> U.N. Day has traditionally been marked throughout the world with meetings, discussions and exhibits about the achievements and goals of the organization . In 1971, the General Assembly recommended that member states observe it as a public holiday . </P> <P> Several international schools throughout the world also celebrate the diversity of their student body on United Nations Day (although the event is not necessarily celebrated on 24 October). Celebrations often include a show of cultural performances in the evening and a food fair, where food is available from all over the world . </P> <P> In the United States, the President has issued a proclamation each year for United Nations Day since 1948 . On October 24, 2012, President Barack Obama proclaimed the day as United Nations Day . On October 23, 2013, President Obama proclaimed the day as United Nations Day . On October 24, 2014, President Obama proclaimed the day as United Nations Day . On October 22, 2015, President Obama proclaimed October 24 as United Nations Day . On October 21, 2016, President Obama proclaimed October 24 as United Nations Day . On October 24, 2017, President Donald Trump proclaimed the day as United Nations Day . </P>

What is the theme of 2016 united nations day