ISTC is an intergovernmental organization established in 1992 by agreement between the European Union, Japan, Russian Federation, and United States of America and Canada.
Since this time, Armenia, Belarus, Georgia, Kazakhstan and the Kyrgyz Republic joined the ISTC. Norway acceded in 1997, the Republic of Korea in May 1998 and Tajikistan in March 2003. Canada withdrew from the ISTC Agreement in November 2013 & the Russian Federation & Belarus in 2015.
United States of Аmerica
Republic of Korea