South Eastern Europe’s delicate security environment has been a challenge in itself for over a decade now. However, positive developments are being underway as well. The political will of the states in the region to consider security challenges and address common national concerns together has been vested in a number of initiatives promoting openness and transparency, as well as joint decision-making and practical cooperation. For the reason of complementarity, a few regional initiatives have been selected to illustrate the extending and expanding networking of willing and able states in South Eastern Europe that have gradually started to transform traditionally negative perceptions and attitudes.