<i>The Commonwealth Yearbook</i> is the flagship annual publication of the Commonwealth Secretariat. It is the essential reference guide to the countries, organizations, activities and values of the modern Commonwealth.<br><br>The 2015 edition has been fully updated and includes reports from the 2014 Commonwealth Heads of Government Meeting; a directory of Commonwealth organizations; and extensive reference sections; and in-depth profiles on each of the 53 member countries.