Cika wannan jumla: A ranar 4 ga Disamba, rundunar ta yi nasarar aiwatar da
Operation Trident, wani mummunar hari a kan hedkwatar sojan ruwa na Pakistan a Karachi wanda ya nutsar da jirgin ruwa mai nutsar da ma'adinai, mai hallaka da kuma kayan samar da makamai. Har ila yau, harin ya lalata wani jirgin ruwa da tankunan ajiyar mai a tashar jiragen ruwa na Karachi. Don tunawa da wannan, ana bikin ranar 4 ga Disamba a matsayin Ranar Sojojin Ruwa. Wannan ya biyo bayan Operation Python a ranar 8 ga Disamba, 1971, wanda ya kara rage karfin sojojin Pakistan.