sirnak turkey turkey escalate opposition kurdish independence referendum northern iraq tuesday train tank gun rocket launchers across southern border say break-up neighbor could lead global conflict defense minister nurettin canikli say ankara next monday vote pose major risk turkey would take every step need thwart similar step mainly kurdish southeast iraqi kurdish authorities defy grow international pressure call vote iraq neighbor fear fuel unrest among kurdish populations western ally say could detract fight islamic state change mean violation iraq territorial integrity pose major risk turkey canikli say disruption syria iraq territorial integrity ignite big global conflict unseen end kurds north syria like iraq capitalize turmoil countries consolidate degree autonomy washington support syrian kurdish fighters battle islamic state despite turkish protest turkish troop dig southern border tuesday turn weapons toward kurdish-run northern iraq tank rocket launchers mount armor vehicles face iraqi frontier km one mile away mechanical diggers tear agricultural field army set position flat dry farmlands military drill launch without warn monday due last sept. 26 turkish military source say day plan referendum reuters reporter saw armor vehicles carry heavy weaponry soldier take position specially dig areas weapons direct across border generator satellite dish could see one location show force reflect scale concern turkey large kurdish population region vote could embolden outlaw kurdish pkk wag three-decade insurgency turkey southeast since 1984. turkish air force frequently strike pkk units operate mountains northern iraq limit detachments turkish infantry make foray across frontier past turkey also see protector iraq ethnic turkmen minority particular concern kirkuk kurds extend control since seize oil city islamic state overwhelm iraqi force 2014. police deploy overnight kirkuk prevent outbreak ethnic violence residents say standoff hit turkish lira weaken beyond 3.5 dollar tuesday first time four weeks increase tension referendum northern iraq continue effect lira negatively kapital fx research assistant manager enver erkan say cross-border trade however appear continue despite nearby military maneuver kilometer-long line traffic mostly truck cargo queue enter iraq habour border gate turkey strong economic tie kurdish regional government krg weigh response ankara krg pump hundreds thousands barrel oil per day turkey approve plan russian oil major rosneft invest pipelines export gas turkey europe military exercise come turkey central government baghdad share neighbor iran step protest warn independence referendum semi-autonomous kurdish northern iraq unite state western countries also voice concern ask iraqi kurdish leader massoud barzani call vote cite fear referendum could distract attention fight islamic state militants iraq supreme federal court order barzani suspend vote approve iraqi prime minister haider al-abadi demand consider breakaway region province iraq unconstitutional office say monday turkey bring forward friday cabinet meet session national security council consider possible action turkey warn global conflict iraq syria break