Clark was also a member of the US delegation, led by Ambassador Richard Holbrooke, during negotiations in 1995 on the Dayton Peace Accords that ended the war in Bosnia and Herzegovina.
Klark je takođe 1995. godine bio član američke delegacije koju je predvodio ambasador Ričard Holbruk tokom pregovora o Dejtonskom mirovnom sporazumu kojim je okončan rat u Bosni i Hercegovini.