President of Ukraine Petro Poroshenko has said that over the past 12 months special security services and state law enforcement agencies have uncovered the activity of over 300 sabotage-reconnaissance groups, some of which were prepared in Russian regions bordering Ukraine.

"Over the past 12 months, the Ukraine's State Security Service, border guard troops, National Police and National Guard have uncovered the work of over 300 sabotage-reconnaissance groups. Some of them made explosive devices. Members of the groups have received training at camps in (Russia's) Kursk, Belgorod and Rostov regions," the president said. The comments came during a meeting with officials and business leaders in Zaporizhia region on Friday.