paris britain exit european union impact defense tie france despite concern could harm tough divorce talk defence minister michael fallon say interview reuters fallon seek stress close relationship europe two large military power agree paris thursday hold joint exercise september november eastern europe kenya know french british company concern lose cooperation brexit work together combat aircraft program new missiles systems need progress together fallon say shrink budget less indulgent unite state europe diminish military clout world recent years bolster two countries determination work together july paris berlin unexpectedly announce plan joint fighter jet catch many britain guard ask whether europe-wide efforts close defense integration could hamper tie fallon say confident two traditional ally would continue usual strong relationship go divert brexit say britain exit negotiations european union week fail make kind progress need open talk future relationship october bloc chief negotiator michel barnier say early thursday fallon say bind odd stumble side jostle position interest britain eu end uncertainty quickly possible everyone know end settlement say permanent veto-wielding members unite nations security council britain france engage air strike islamic state syria iraq fallon say believe militant group would soon defeat syrian bastion raqqa battle liberate mosul take nine months see heavy urban fight see since second world war say set timetable ... hope long daesh drive raqqa say refer arabic acronym hardline islamist group fallon also say military victory achieve detriment stabilize city restore civilian rule raqqa take one thing learn iraq let military campaign get far ahead political process say islamic state back foot syria iraq lose territory every prospect raqqa liberate work proper governance make sure sunni populations stake future say 'strong franco-british defense relationship wo n't hit brexit fallon say