Kahan Commission
The Kahan Commission ( ועדת כהן ) , formally known as the Commission of Inquiry into the Events at the Refugee Camps in Beirut , was established by the Israeli government on 28 September 1982 , to investigate the Sabra and Shatila massacre ( 16–18 September 1982 ) . 
<triplet> Sabra and Shatila massacre <subj> 18 September 1982 <obj> point in time