sweden demilitarized its strategically placed island, gotland after deeming russia was no longer a threat to their security. but frequent military maneuvers by russia like the recent one on nato's eastern flanc, have rattled the nerves in the scandinavian country known for its neutrality. and as a result it has beefed up its defenses. while some residents of the outlying island don't view engaging with this once robust trade partner as a problem, others fear that russia could once again shift europe's borders. usually, only rifle clubs practice in gotland's "tofta" forest. and this world war two era cannon has certainly seen better days. but this fake building is a sign that sweden is holding its largest maneuver in decades. patrik monard belong's to sweden's 18th battalion. it was transferred to gotland following russia's crimea annexation. >> how does it feel to be exercising in gotland again? >> excellent. now we're doing the right thing.