THE FIRST TRUST SPECIAL SITUATIONS TRUST, SERIES 186 TRUST AGREEMENT Dated: February 26, 1997 The Trust Agreement among Nike Securities L.P., as Depositor, The Chase Manhattan Bank, as Trustee and First Trust Advisors L.P., as Evaluator and Portfolio...First Trust Special Situations • February 26th, 1997 • First Trust Special Situations Trust Series 186
