 The M9 was used in World War II , the Arab @-@ Israeli War of 1948 , the Korean War , the Suez Crisis , and many other conflicts . The production of M9s was leased to other countries , like most other IH half @-@ tracks produced in World War II . This M9A1 was leased to both the Soviet Union and the United Kingdom , the latter providing it to other countries in the British Commonwealth . 
