I must help the two warring factions to delineate their territories and to establish a fair demarcation line between their realms.

我必须帮助那里两个交战的派别划分领地范围，确定双方公正的边界线。

youdao

Envisioning a new state that he called Deseret, Young helped to establish more than 300 communities in Utah and neighbouring territories.

为了实现这个建立名为“德撒律”的新国家的构想，在犹他州及其附近各州，杨帮助建立了超过三百个定居点。

youdao

Scottish Natural Heritage (SNH) said landowners and land managers deserved thanks for their part in helping the raptors establish territories.

BBC: Record year for sea eagle pairs

It does talk about a right to establish a state in the territories occupied by 1967.

NPR: Palestinian Policy on Israel at a Crossroads

They would not be obliged to grant a license for all European countries but would remain free to restrict their licenses to certain territories and to establish contractual royalties.

UNESCO: MEDIA SERVICES