mexico city trade unite state mexico would end north american free trade agreement nafta terminate mexico foreign minister say friday new u.s. plan emerge build five-year sunset provision treaty shadow repeat threats scrap deal u.s. president donald trump officials mexico canada unite state set ambitious goal renegotiate 23-year-old trade pact within next months foreign minister luis videgaray say currently half mexico trade unite state use nafta channel deal end tariff would face would average percent enough halt trade mexico much big nafta videgaray say interview reuters negotiation go well would end trade mexico unite state ... would leap aby say argue world trade organization tariff would govern trade post-nafta also mention mexico could put high tariff u.s. products note apples arizona could face 50 percent tariff enter mexico without nafta videgaray say mexico would walk away talk trump follow threat trigger 180-day countdown scrap nafta negotiate tactic three countries due sit third round talk ottawa canada sept. 23. u.s. commerce secretary wilbur ross thursday say unite state seek add five-year sunset provision nafta provide regular systematic re-examination pact ross argue need forecast u.s. export job growth nafta take effect 1994 wildly optimistic fail live expectations clause mean nafta would automatically end five years unless renew videgaray say idea sunset clause unnecessary since pact members already trigger renegotiation leave time note neither mexico canada formally receive proposal strict need exit mechanism since treaty already much flexible exit mechanism say seem redundant strange add date every five years attempt reduce dependence u.s. trade mexico double open trade model currently try secure access european union brazil israel singapore australia new zealand among others despite tensions trade repeat barb trump aspects u.s.-mexico relationship blossom include defense cooperation friday u.s. defense secretary jim mattis visit mexico take part independence day celebrations videgaray mattis say two countries share common concern issue include drug traffic mexico also drug consumption unite state fuel illicit industry mexico-u.s. trade would survive nafta rupture mexico foreign minister