treaty obligation

So we are already honoring the fundamental obligation of the treaty.

因此,我们已经承担了条约的基本义务.

The question of war in the Baltic states does not arise, she told Die Welt am Sonntag newspaper. Nevertheless, Article 5 of the Nato treaty, that is the obligation of mutual support, applies to all allies.

她向德国《周日世界报》（Die Welt am Sonntag）表示：波罗的海国家并未出现战争问题，然而，北约（Nato）协定第5条款适用于所有盟国，即各成员国负有相互支持的义务。

The obligation of safety insurance which is based on the quasi contract relation is originated from the avoidance of fault in contracting the treaty and the contract protecting the third party.

基于准合同关系的安全保障义务又来自于缔约过失的防免义务和具有保护第三人效力的合同两种渠道。