jakarta/timika indonesia arm separatists occupy five villages indonesia papua province threaten disrupt freeport-mcmoran inc giant grasberg copper mine already hit year labor unrest dispute operate right state emergency declare around 300 additional security force deploy mine area eastern province string shoot since aug. 17 kill one police officer wound six want disrupt freeport operations say suryadi diaz spokesman papua police freeport rich poor want justice diaz say add militants splinter group separatist free papua movement opm freeport indonesia spokesman riza pratama say company deeply concern security use armor cars helicopters ferry workers grasberg mine province mimika regency say attack launch along road near town tembagapura 10 km miles mine families employees include expatriate live add far impact production shipments grasberg world second-biggest copper mine last year freeport indonesia contribute quarter parent company global sales 4.23 billion pound 1.92 million tonnes copper arizona-based freeport world large publicly list copper producer grapple labor problems grasberg lengthy dispute indonesian government right mine mine also dog major concern security due low-level conflict wag pro-independence rebel papua decades 2009 2015 shoot within mine project area kill 20 people wound 59. papua neighbor west papua provinces make western half island north australia independent papua new guinea east provinces plague separatist violence since incorporate indonesia widely criticize u.n.-backed referendum 1969. president joko widodo seek ease tension two provinces step investment free political prisoners address human right concern police spokesman diaz say around 1,000 local residents migrant workers pan gold mimika prevent separatists leave five villages security force enter occupy area thursday police military source tell reuters clear able evacuate residents try maximize protection community ... people rap goods steal papua police chief boy rafli amar tell reuters water supply tembagapura town also contaminate kerosene boy say police able ascertain act sabotage group andreas harsono human right watch say police statements matter take grant due decades independent journalists restrictions papua video purport come national liberation army tpn-opm part opm group date sept. 29 guerrilla action coordinator name joni beanal read open letter warn attack freeport order destroy main reason integration papua indonesia conspiracy america indonesia interest mine exploitation freeport macmoran papuan soil coordinator say video see reuters reuters able verify authenticity video papua police spokesman diaz dismiss record old freeport spokesman pratama decline comment matter papua military commander major general george elnadus supit say tpn-opm pose significant threat wild thieve perhaps use separatist group concord consult group warn harsh crackdown militant group could backfire militants mimika able hide among local population many share rejection indonesian rule security consultancy say note wednesday freeport contribute 20 million toward indonesian government-provided security protect workers infrastructure 2016 one-third local security budget company pay 668 million indonesian government last year income tax royalties export duties make one country single large taxpayers panguna copper gold mine neighbor papua new guinea abandon 1989 campaign sabotage rebel bougainville revolutionary army echo situation papua deep resentment among indigenous bougainville people wealth go papua new guinea central government mine operator conzinc riotinto australia ltd forerunner rio tinto arm separatists occupy villages near freeport 's indonesia mine