3B\. Trrere exist various concepts of regional security' Some countries seek their security {ithin the t ".""o"k 'or a nitiiary a}liance, others through agreements on ;;;;;;i co"operation. The regional- framera'ork proves as favourable for the^/35/392English ,Annex Page L23 enhanc€ment of security through measu?es aining at eliminating the nucr-ear risk,the most striking exanple of this being the Treaty of rlatelolco for the creationof a nuclear. weapon-free zone in Latin America. 385' rn an atliance- the nucr-ear veapons of the super-powers are intencled to playan inportant role by offering an 'r'nbrellar? - either expliait or irnplicit .. toal-l-ied countries. rn generar-, the nuclea.r'reapons are then seen as providing adeterrent against af1 fornrs of nir.itary attack - conventionar- as well as nucleax. 386. Notwithstanding the general opposition to the concept of the spheres ofinfluence, particularly as expressed by the countries of the third world, ttrere isa danger that local or regional conflicts may be internationar-ized through theintervention of the nucr-ear powers, vith the consequent dangers of escalation. 337. r" Europe, where the interests of the super-povers are directly engaged,.theexistence of nuclear unbrellas protecting a11ied States is inteniled to reinforce adeterrence situation whereby the secuxity of the region is "egarded as indivisiblefr3m the security of the super-Po'ers thex'selves. Accordingly, any attack by onesuper-Pover on the allies of the other could be regarded. and treated as an attackon the second super-Power and night wel-l provoke an initial response, at leastwith theatre or tactical nuclear weapons, if not ldth strategic weaDons. Thedeterrent effect wou].d therefore be strong. 388. Doubts have, however, been expressed. concerning the ultinate credibility ofthe conrnit.-ent of the super-Powersr strategic forces to d.eteT an attack in Europe oi.e. the willingness of the super-Povers to risk the devastation of their
**Analysis**
The text discusses regional security and the role of nuclear weapons in international relations. It highlights the concept of nuclear umbrellas and the potential for escalation of local conflicts into international ones. The text also touches on the credibility of the commitment of superpowers to deter attacks. Given the focus on international security and the role of nuclear weapons, it is likely that the text is related to the field of international relations and security.

**Category**
International relations, Defense and security