 Outside of his work against communism, he continued his Rockefeller Foundation ideas of aid to developing nations and also supported low tariffs to encourage world trade.Rusk also drew the ire of supporters of Israel after he let it be known that he believed the USS "Liberty" incident was a deliberate attack on the ship, rather than an accident.On March 24, 1961, Rusk released a brief statement saying his delegation was to travel to Bangkok and the SEATO nations' responsibility should be considered if peace settlements were not realized.