International Cooperation in Radio Research-URSI and IRE

After an introductory account of how the URSI and IRE began, almost simultaneously, in their respective fields of science and engineering, the paper describes how URSI functions. The system of National Committees is described and in particular the USA National Committee. Examples of URSI accomplishments are given. URSI-CCIR relations and URSI-IRE relations are explained. Future prospects are discussed.