Fought the legendary battles of Kapyong and Maryang San . 3RAR was the only Australian battalion in Japan at the outbreak of the war and was the first committed.
Awarded the United States Presidential Unit Citation (the "blue ribbon") for its stand at the Battle of Kapyong in 1951. Major Historical Engagements
Since 2018, the unit has transitioned from light infantry to a mechanized infantry battalion equipped with M113AS4 armored personnel carriers.